Home / 750,246.56-1,035,340.11-406,082.39

Finding the Fourth Proportional to 750,246.56, 1,035,340.11 and 406,082.39

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Solution

The fourth proportional to 750,246.56, 1,035,340.11 and 406,082.39 is: 560,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,246.56 : 1,035,340.11 = 406,082.39 : x
  2. Step 2: Convert to fraction form
    750,246.56/1,035,340.11 = 406,082.39/x
  3. Step 3: Cross multiply
    750,246.56x = 1,035,340.11 × 406,082.39
  4. Step 4: Simplify right side
    750,246.56x = 420,433,381,154.96
  5. Step 5: Solve for x
    x = 420,433,381,154.96/750,246.56
  6. Step 6: Final answer
    x = 560,393.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.