Home / 887,381.32-1,224,837.42-524,931.17

Finding the Fourth Proportional to 887,381.32, 1,224,837.42 and 524,931.17

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Solution

The fourth proportional to 887,381.32, 1,224,837.42 and 524,931.17 is: 724,553.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,381.32 : 1,224,837.42 = 524,931.17 : x
  2. Step 2: Convert to fraction form
    887,381.32/1,224,837.42 = 524,931.17/x
  3. Step 3: Cross multiply
    887,381.32x = 1,224,837.42 × 524,931.17
  4. Step 4: Simplify right side
    887,381.32x = 642,955,339,940.38
  5. Step 5: Solve for x
    x = 642,955,339,940.38/887,381.32
  6. Step 6: Final answer
    x = 724,553.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.