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Finding the Fourth Proportional to 531,660.48, 797,354.52 and 157,596

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Solution

The fourth proportional to 531,660.48, 797,354.52 and 157,596 is: 236,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,660.48 : 797,354.52 = 157,596 : x
  2. Step 2: Convert to fraction form
    531,660.48/797,354.52 = 157,596/x
  3. Step 3: Cross multiply
    531,660.48x = 797,354.52 × 157,596
  4. Step 4: Simplify right side
    531,660.48x = 125,659,882,933.92
  5. Step 5: Solve for x
    x = 125,659,882,933.92/531,660.48
  6. Step 6: Final answer
    x = 236,353.63

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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.