Home / 1,011,181.87-1,516,776.96-253,021.27

Finding the Fourth Proportional to 1,011,181.87, 1,516,776.96 and 253,021.27

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Solution

The fourth proportional to 1,011,181.87, 1,516,776.96 and 253,021.27 is: 379,532.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,181.87 : 1,516,776.96 = 253,021.27 : x
  2. Step 2: Convert to fraction form
    1,011,181.87/1,516,776.96 = 253,021.27/x
  3. Step 3: Cross multiply
    1,011,181.87x = 1,516,776.96 × 253,021.27
  4. Step 4: Simplify right side
    1,011,181.87x = 383,776,832,725.94
  5. Step 5: Solve for x
    x = 383,776,832,725.94/1,011,181.87
  6. Step 6: Final answer
    x = 379,532.94

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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.