Home / 893,380.27-1,340,150.70-253,690.28

Finding the Fourth Proportional to 893,380.27, 1,340,150.70 and 253,690.28

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Solution

The fourth proportional to 893,380.27, 1,340,150.70 and 253,690.28 is: 380,558.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,380.27 : 1,340,150.70 = 253,690.28 : x
  2. Step 2: Convert to fraction form
    893,380.27/1,340,150.70 = 253,690.28/x
  3. Step 3: Cross multiply
    893,380.27x = 1,340,150.70 × 253,690.28
  4. Step 4: Simplify right side
    893,380.27x = 339,983,213,139.69
  5. Step 5: Solve for x
    x = 339,983,213,139.69/893,380.27
  6. Step 6: Final answer
    x = 380,558.23

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Double scale
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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.