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Finding the Fourth Proportional to 475,703.52, 656,470.37 and 260,847.17

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Solution

The fourth proportional to 475,703.52, 656,470.37 and 260,847.17 is: 359,968.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,703.52 : 656,470.37 = 260,847.17 : x
  2. Step 2: Convert to fraction form
    475,703.52/656,470.37 = 260,847.17/x
  3. Step 3: Cross multiply
    475,703.52x = 656,470.37 × 260,847.17
  4. Step 4: Simplify right side
    475,703.52x = 171,238,438,034.88
  5. Step 5: Solve for x
    x = 171,238,438,034.88/475,703.52
  6. Step 6: Final answer
    x = 359,968.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.