Home / 657,234.58-906,976.77-370,847.86

Finding the Fourth Proportional to 657,234.58, 906,976.77 and 370,847.86

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Solution

The fourth proportional to 657,234.58, 906,976.77 and 370,847.86 is: 511,766.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,234.58 : 906,976.77 = 370,847.86 : x
  2. Step 2: Convert to fraction form
    657,234.58/906,976.77 = 370,847.86/x
  3. Step 3: Cross multiply
    657,234.58x = 906,976.77 × 370,847.86
  4. Step 4: Simplify right side
    657,234.58x = 336,350,394,224.21
  5. Step 5: Solve for x
    x = 336,350,394,224.21/657,234.58
  6. Step 6: Final answer
    x = 511,766.13

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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.