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Finding the Fourth Proportional to 401,363.92, 600,864.90 and 267,913.18

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Solution

The fourth proportional to 401,363.92, 600,864.90 and 267,913.18 is: 401,081.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,363.92 : 600,864.90 = 267,913.18 : x
  2. Step 2: Convert to fraction form
    401,363.92/600,864.90 = 267,913.18/x
  3. Step 3: Cross multiply
    401,363.92x = 600,864.90 × 267,913.18
  4. Step 4: Simplify right side
    401,363.92x = 160,979,626,860.46
  5. Step 5: Solve for x
    x = 160,979,626,860.46/401,363.92
  6. Step 6: Final answer
    x = 401,081.46

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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.