Home / 731,031.20-1,096,546.80-564,938.40

Finding the Fourth Proportional to 731,031.20, 1,096,546.80 and 564,938.40

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Solution

The fourth proportional to 731,031.20, 1,096,546.80 and 564,938.40 is: 847,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,031.20 : 1,096,546.80 = 564,938.40 : x
  2. Step 2: Convert to fraction form
    731,031.20/1,096,546.80 = 564,938.40/x
  3. Step 3: Cross multiply
    731,031.20x = 1,096,546.80 × 564,938.40
  4. Step 4: Simplify right side
    731,031.20x = 619,481,394,717.12
  5. Step 5: Solve for x
    x = 619,481,394,717.12/731,031.20
  6. Step 6: Final answer
    x = 847,407.60

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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.