Home / 742,774.29-1,025,032.71-436,863.57

Finding the Fourth Proportional to 742,774.29, 1,025,032.71 and 436,863.57

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Solution

The fourth proportional to 742,774.29, 1,025,032.71 and 436,863.57 is: 602,874.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,774.29 : 1,025,032.71 = 436,863.57 : x
  2. Step 2: Convert to fraction form
    742,774.29/1,025,032.71 = 436,863.57/x
  3. Step 3: Cross multiply
    742,774.29x = 1,025,032.71 × 436,863.57
  4. Step 4: Simplify right side
    742,774.29x = 447,799,449,057.38
  5. Step 5: Solve for x
    x = 447,799,449,057.38/742,774.29
  6. Step 6: Final answer
    x = 602,874.19

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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.