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Finding the Fourth Proportional to 435,501.50, 653,293.47 and 169,282.58

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Solution

The fourth proportional to 435,501.50, 653,293.47 and 169,282.58 is: 253,939.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,501.50 : 653,293.47 = 169,282.58 : x
  2. Step 2: Convert to fraction form
    435,501.50/653,293.47 = 169,282.58/x
  3. Step 3: Cross multiply
    435,501.50x = 653,293.47 × 169,282.58
  4. Step 4: Simplify right side
    435,501.50x = 110,591,204,098.75
  5. Step 5: Solve for x
    x = 110,591,204,098.75/435,501.50
  6. Step 6: Final answer
    x = 253,939.89

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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.