Home / 749,284.90-1,123,927.35-731,570.20

Finding the Fourth Proportional to 749,284.90, 1,123,927.35 and 731,570.20

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Solution

The fourth proportional to 749,284.90, 1,123,927.35 and 731,570.20 is: 1,097,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,284.90 : 1,123,927.35 = 731,570.20 : x
  2. Step 2: Convert to fraction form
    749,284.90/1,123,927.35 = 731,570.20/x
  3. Step 3: Cross multiply
    749,284.90x = 1,123,927.35 × 731,570.20
  4. Step 4: Simplify right side
    749,284.90x = 822,231,756,224.97
  5. Step 5: Solve for x
    x = 822,231,756,224.97/749,284.90
  6. Step 6: Final answer
    x = 1,097,355.30

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Double scale
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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.