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Finding the Fourth Proportional to 323,746.93, 485,760.57 and 173,812.24

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Solution

The fourth proportional to 323,746.93, 485,760.57 and 173,812.24 is: 260,793.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,746.93 : 485,760.57 = 173,812.24 : x
  2. Step 2: Convert to fraction form
    323,746.93/485,760.57 = 173,812.24/x
  3. Step 3: Cross multiply
    323,746.93x = 485,760.57 × 173,812.24
  4. Step 4: Simplify right side
    323,746.93x = 84,431,132,775.38
  5. Step 5: Solve for x
    x = 84,431,132,775.38/323,746.93
  6. Step 6: Final answer
    x = 260,793.62

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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.