Home / 736,761.42-1,016,747.24-450,439.38

Finding the Fourth Proportional to 736,761.42, 1,016,747.24 and 450,439.38

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Solution

The fourth proportional to 736,761.42, 1,016,747.24 and 450,439.38 is: 621,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,761.42 : 1,016,747.24 = 450,439.38 : x
  2. Step 2: Convert to fraction form
    736,761.42/1,016,747.24 = 450,439.38/x
  3. Step 3: Cross multiply
    736,761.42x = 1,016,747.24 × 450,439.38
  4. Step 4: Simplify right side
    736,761.42x = 457,982,994,150.11
  5. Step 5: Solve for x
    x = 457,982,994,150.11/736,761.42
  6. Step 6: Final answer
    x = 621,616.42

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Double scale
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1.5x scale

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.