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Finding the Fourth Proportional to 551,659.41, 827,487.89 and 146,851.71

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Solution

The fourth proportional to 551,659.41, 827,487.89 and 146,851.71 is: 220,277.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,659.41 : 827,487.89 = 146,851.71 : x
  2. Step 2: Convert to fraction form
    551,659.41/827,487.89 = 146,851.71/x
  3. Step 3: Cross multiply
    551,659.41x = 827,487.89 × 146,851.71
  4. Step 4: Simplify right side
    551,659.41x = 121,518,011,104.48
  5. Step 5: Solve for x
    x = 121,518,011,104.48/551,659.41
  6. Step 6: Final answer
    x = 220,277.24

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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.