Home / 735,778.44-1,015,464.42-413,502.12

Finding the Fourth Proportional to 735,778.44, 1,015,464.42 and 413,502.12

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Solution

The fourth proportional to 735,778.44, 1,015,464.42 and 413,502.12 is: 570,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,778.44 : 1,015,464.42 = 413,502.12 : x
  2. Step 2: Convert to fraction form
    735,778.44/1,015,464.42 = 413,502.12/x
  3. Step 3: Cross multiply
    735,778.44x = 1,015,464.42 × 413,502.12
  4. Step 4: Simplify right side
    735,778.44x = 419,896,690,454.57
  5. Step 5: Solve for x
    x = 419,896,690,454.57/735,778.44
  6. Step 6: Final answer
    x = 570,683.60

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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.