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Finding the Fourth Proportional to 558,654.53, 837,989.60 and 159,295.46

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Solution

The fourth proportional to 558,654.53, 837,989.60 and 159,295.46 is: 238,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,654.53 : 837,989.60 = 159,295.46 : x
  2. Step 2: Convert to fraction form
    558,654.53/837,989.60 = 159,295.46/x
  3. Step 3: Cross multiply
    558,654.53x = 837,989.60 × 159,295.46
  4. Step 4: Simplify right side
    558,654.53x = 133,487,933,820.79
  5. Step 5: Solve for x
    x = 133,487,933,820.79/558,654.53
  6. Step 6: Final answer
    x = 238,945.41

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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.