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Finding the Fourth Proportional to 650,555.49, 897,747.30 and 360,180

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Solution

The fourth proportional to 650,555.49, 897,747.30 and 360,180 is: 497,037.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,555.49 : 897,747.30 = 360,180 : x
  2. Step 2: Convert to fraction form
    650,555.49/897,747.30 = 360,180/x
  3. Step 3: Cross multiply
    650,555.49x = 897,747.30 × 360,180
  4. Step 4: Simplify right side
    650,555.49x = 323,350,622,514
  5. Step 5: Solve for x
    x = 323,350,622,514/650,555.49
  6. Step 6: Final answer
    x = 497,037.73

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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.