Home / 731,325.60-1,096,988.40-638,013.60

Finding the Fourth Proportional to 731,325.60, 1,096,988.40 and 638,013.60

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Solution

The fourth proportional to 731,325.60, 1,096,988.40 and 638,013.60 is: 957,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,325.60 : 1,096,988.40 = 638,013.60 : x
  2. Step 2: Convert to fraction form
    731,325.60/1,096,988.40 = 638,013.60/x
  3. Step 3: Cross multiply
    731,325.60x = 1,096,988.40 × 638,013.60
  4. Step 4: Simplify right side
    731,325.60x = 699,893,518,242.24
  5. Step 5: Solve for x
    x = 699,893,518,242.24/731,325.60
  6. Step 6: Final answer
    x = 957,020.40

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Similar ratio
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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.