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Finding the Fourth Proportional to 602,569.92, 903,860.17 and 153,291.26

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Solution

The fourth proportional to 602,569.92, 903,860.17 and 153,291.26 is: 229,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,569.92 : 903,860.17 = 153,291.26 : x
  2. Step 2: Convert to fraction form
    602,569.92/903,860.17 = 153,291.26/x
  3. Step 3: Cross multiply
    602,569.92x = 903,860.17 × 153,291.26
  4. Step 4: Simplify right side
    602,569.92x = 138,553,864,323.11
  5. Step 5: Solve for x
    x = 138,553,864,323.11/602,569.92
  6. Step 6: Final answer
    x = 229,938.24

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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.