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Finding the Fourth Proportional to 435,502.50, 653,294.97 and 169,283.58

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Solution

The fourth proportional to 435,502.50, 653,294.97 and 169,283.58 is: 253,941.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,502.50 : 653,294.97 = 169,283.58 : x
  2. Step 2: Convert to fraction form
    435,502.50/653,294.97 = 169,283.58/x
  3. Step 3: Cross multiply
    435,502.50x = 653,294.97 × 169,283.58
  4. Step 4: Simplify right side
    435,502.50x = 110,592,111,317.59
  5. Step 5: Solve for x
    x = 110,592,111,317.59/435,502.50
  6. Step 6: Final answer
    x = 253,941.39

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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.