Home / 1,011,180.87-1,516,775.46-253,020.27

Finding the Fourth Proportional to 1,011,180.87, 1,516,775.46 and 253,020.27

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Solution

The fourth proportional to 1,011,180.87, 1,516,775.46 and 253,020.27 is: 379,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,180.87 : 1,516,775.46 = 253,020.27 : x
  2. Step 2: Convert to fraction form
    1,011,180.87/1,516,775.46 = 253,020.27/x
  3. Step 3: Cross multiply
    1,011,180.87x = 1,516,775.46 × 253,020.27
  4. Step 4: Simplify right side
    1,011,180.87x = 383,774,936,418.57
  5. Step 5: Solve for x
    x = 383,774,936,418.57/1,011,180.87
  6. Step 6: Final answer
    x = 379,531.44

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.