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Finding the Fourth Proportional to 532,869.90, 799,304.85 and 461,330.70

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Solution

The fourth proportional to 532,869.90, 799,304.85 and 461,330.70 is: 691,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,869.90 : 799,304.85 = 461,330.70 : x
  2. Step 2: Convert to fraction form
    532,869.90/799,304.85 = 461,330.70/x
  3. Step 3: Cross multiply
    532,869.90x = 799,304.85 × 461,330.70
  4. Step 4: Simplify right side
    532,869.90x = 368,743,865,963.90
  5. Step 5: Solve for x
    x = 368,743,865,963.90/532,869.90
  6. Step 6: Final answer
    x = 691,996.05

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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.