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Finding the Fourth Proportional to 568,957.25, 852,839.80 and 265,100.86

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Solution

The fourth proportional to 568,957.25, 852,839.80 and 265,100.86 is: 397,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,957.25 : 852,839.80 = 265,100.86 : x
  2. Step 2: Convert to fraction form
    568,957.25/852,839.80 = 265,100.86/x
  3. Step 3: Cross multiply
    568,957.25x = 852,839.80 × 265,100.86
  4. Step 4: Simplify right side
    568,957.25x = 226,088,564,825.53
  5. Step 5: Solve for x
    x = 226,088,564,825.53/568,957.25
  6. Step 6: Final answer
    x = 397,373.55

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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.