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Finding the Fourth Proportional to 437,572.60, 656,358.90 and 332,596.60

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Solution

The fourth proportional to 437,572.60, 656,358.90 and 332,596.60 is: 498,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,572.60 : 656,358.90 = 332,596.60 : x
  2. Step 2: Convert to fraction form
    437,572.60/656,358.90 = 332,596.60/x
  3. Step 3: Cross multiply
    437,572.60x = 656,358.90 × 332,596.60
  4. Step 4: Simplify right side
    437,572.60x = 218,302,738,519.74
  5. Step 5: Solve for x
    x = 218,302,738,519.74/437,572.60
  6. Step 6: Final answer
    x = 498,894.90

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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.