Home / 461,092.39-636,306.23-257,143.52

Finding the Fourth Proportional to 461,092.39, 636,306.23 and 257,143.52

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Solution

The fourth proportional to 461,092.39, 636,306.23 and 257,143.52 is: 354,857.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,092.39 : 636,306.23 = 257,143.52 : x
  2. Step 2: Convert to fraction form
    461,092.39/636,306.23 = 257,143.52/x
  3. Step 3: Cross multiply
    461,092.39x = 636,306.23 × 257,143.52
  4. Step 4: Simplify right side
    461,092.39x = 163,622,026,013.75
  5. Step 5: Solve for x
    x = 163,622,026,013.75/461,092.39
  6. Step 6: Final answer
    x = 354,857.36

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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.