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Finding the Fourth Proportional to 522,793.96, 782,927.78 and 297,471.72

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Solution

The fourth proportional to 522,793.96, 782,927.78 and 297,471.72 is: 445,488.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,793.96 : 782,927.78 = 297,471.72 : x
  2. Step 2: Convert to fraction form
    522,793.96/782,927.78 = 297,471.72/x
  3. Step 3: Cross multiply
    522,793.96x = 782,927.78 × 297,471.72
  4. Step 4: Simplify right side
    522,793.96x = 232,898,873,352.38
  5. Step 5: Solve for x
    x = 232,898,873,352.38/522,793.96
  6. Step 6: Final answer
    x = 445,488.84

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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.