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Finding the Fourth Proportional to 500,654.32, 750,981.38 and 332,503.04

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Solution

The fourth proportional to 500,654.32, 750,981.38 and 332,503.04 is: 498,754.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,654.32 : 750,981.38 = 332,503.04 : x
  2. Step 2: Convert to fraction form
    500,654.32/750,981.38 = 332,503.04/x
  3. Step 3: Cross multiply
    500,654.32x = 750,981.38 × 332,503.04
  4. Step 4: Simplify right side
    500,654.32x = 249,703,592,048.33
  5. Step 5: Solve for x
    x = 249,703,592,048.33/500,654.32
  6. Step 6: Final answer
    x = 498,754.50

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Half scale
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Double scale
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Similar ratio
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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.