Home / 867,940.30-1,301,910.45-731,082.70

Finding the Fourth Proportional to 867,940.30, 1,301,910.45 and 731,082.70

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Solution

The fourth proportional to 867,940.30, 1,301,910.45 and 731,082.70 is: 1,096,624.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,940.30 : 1,301,910.45 = 731,082.70 : x
  2. Step 2: Convert to fraction form
    867,940.30/1,301,910.45 = 731,082.70/x
  3. Step 3: Cross multiply
    867,940.30x = 1,301,910.45 × 731,082.70
  4. Step 4: Simplify right side
    867,940.30x = 951,804,206,944.22
  5. Step 5: Solve for x
    x = 951,804,206,944.22/867,940.30
  6. Step 6: Final answer
    x = 1,096,624.05

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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.