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Finding the Fourth Proportional to 602,348.43, 903,517.77 and 153,070.59

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Solution

The fourth proportional to 602,348.43, 903,517.77 and 153,070.59 is: 229,604.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,348.43 : 903,517.77 = 153,070.59 : x
  2. Step 2: Convert to fraction form
    602,348.43/903,517.77 = 153,070.59/x
  3. Step 3: Cross multiply
    602,348.43x = 903,517.77 × 153,070.59
  4. Step 4: Simplify right side
    602,348.43x = 138,301,998,129.38
  5. Step 5: Solve for x
    x = 138,301,998,129.38/602,348.43
  6. Step 6: Final answer
    x = 229,604.65

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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.