Home / 731,626.80-1,097,440.20-702,102.30

Finding the Fourth Proportional to 731,626.80, 1,097,440.20 and 702,102.30

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Solution

The fourth proportional to 731,626.80, 1,097,440.20 and 702,102.30 is: 1,053,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,626.80 : 1,097,440.20 = 702,102.30 : x
  2. Step 2: Convert to fraction form
    731,626.80/1,097,440.20 = 702,102.30/x
  3. Step 3: Cross multiply
    731,626.80x = 1,097,440.20 × 702,102.30
  4. Step 4: Simplify right side
    731,626.80x = 770,515,288,532.46
  5. Step 5: Solve for x
    x = 770,515,288,532.46/731,626.80
  6. Step 6: Final answer
    x = 1,053,153.45

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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.