Home / 783,065.70-1,175,473.35-731,671.20

Finding the Fourth Proportional to 783,065.70, 1,175,473.35 and 731,671.20

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Solution

The fourth proportional to 783,065.70, 1,175,473.35 and 731,671.20 is: 1,098,324.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,065.70 : 1,175,473.35 = 731,671.20 : x
  2. Step 2: Convert to fraction form
    783,065.70/1,175,473.35 = 731,671.20/x
  3. Step 3: Cross multiply
    783,065.70x = 1,175,473.35 × 731,671.20
  4. Step 4: Simplify right side
    783,065.70x = 860,059,996,562.52
  5. Step 5: Solve for x
    x = 860,059,996,562.52/783,065.70
  6. Step 6: Final answer
    x = 1,098,324.18

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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.