Home / 493,221.02-739,387.22-177,455.76

Finding the Fourth Proportional to 493,221.02, 739,387.22 and 177,455.76

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Solution

The fourth proportional to 493,221.02, 739,387.22 and 177,455.76 is: 266,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,221.02 : 739,387.22 = 177,455.76 : x
  2. Step 2: Convert to fraction form
    493,221.02/739,387.22 = 177,455.76/x
  3. Step 3: Cross multiply
    493,221.02x = 739,387.22 × 177,455.76
  4. Step 4: Simplify right side
    493,221.02x = 131,208,521,059.39
  5. Step 5: Solve for x
    x = 131,208,521,059.39/493,221.02
  6. Step 6: Final answer
    x = 266,023.78

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1.5x scale

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.