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Finding the Fourth Proportional to 332,446.68, 498,712.92 and 152,488.64

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Solution

The fourth proportional to 332,446.68, 498,712.92 and 152,488.64 is: 228,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,446.68 : 498,712.92 = 152,488.64 : x
  2. Step 2: Convert to fraction form
    332,446.68/498,712.92 = 152,488.64/x
  3. Step 3: Cross multiply
    332,446.68x = 498,712.92 × 152,488.64
  4. Step 4: Simplify right side
    332,446.68x = 76,048,054,921.23
  5. Step 5: Solve for x
    x = 76,048,054,921.23/332,446.68
  6. Step 6: Final answer
    x = 228,752.64

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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.