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Finding the Fourth Proportional to 284,642.92, 392,552.98 and 236,168.10

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Solution

The fourth proportional to 284,642.92, 392,552.98 and 236,168.10 is: 325,701.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,642.92 : 392,552.98 = 236,168.10 : x
  2. Step 2: Convert to fraction form
    284,642.92/392,552.98 = 236,168.10/x
  3. Step 3: Cross multiply
    284,642.92x = 392,552.98 × 236,168.10
  4. Step 4: Simplify right side
    284,642.92x = 92,708,491,435.94
  5. Step 5: Solve for x
    x = 92,708,491,435.94/284,642.92
  6. Step 6: Final answer
    x = 325,701.03

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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.