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Finding the Fourth Proportional to 284,340.39, 426,367.93 and 94,734.06

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Solution

The fourth proportional to 284,340.39, 426,367.93 and 94,734.06 is: 142,053.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,340.39 : 426,367.93 = 94,734.06 : x
  2. Step 2: Convert to fraction form
    284,340.39/426,367.93 = 94,734.06/x
  3. Step 3: Cross multiply
    284,340.39x = 426,367.93 × 94,734.06
  4. Step 4: Simplify right side
    284,340.39x = 40,391,565,062.70
  5. Step 5: Solve for x
    x = 40,391,565,062.70/284,340.39
  6. Step 6: Final answer
    x = 142,053.56

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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.