Home / 361,976.10-542,964.15-250,001.70

Finding the Fourth Proportional to 361,976.10, 542,964.15 and 250,001.70

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Solution

The fourth proportional to 361,976.10, 542,964.15 and 250,001.70 is: 375,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,976.10 : 542,964.15 = 250,001.70 : x
  2. Step 2: Convert to fraction form
    361,976.10/542,964.15 = 250,001.70/x
  3. Step 3: Cross multiply
    361,976.10x = 542,964.15 × 250,001.70
  4. Step 4: Simplify right side
    361,976.10x = 135,741,960,539.06
  5. Step 5: Solve for x
    x = 135,741,960,539.06/361,976.10
  6. Step 6: Final answer
    x = 375,002.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.