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Finding the Fourth Proportional to 544,612.72, 817,006.56 and 229,159.84

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Solution

The fourth proportional to 544,612.72, 817,006.56 and 229,159.84 is: 343,776.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,612.72 : 817,006.56 = 229,159.84 : x
  2. Step 2: Convert to fraction form
    544,612.72/817,006.56 = 229,159.84/x
  3. Step 3: Cross multiply
    544,612.72x = 817,006.56 × 229,159.84
  4. Step 4: Simplify right side
    544,612.72x = 187,225,092,568.55
  5. Step 5: Solve for x
    x = 187,225,092,568.55/544,612.72
  6. Step 6: Final answer
    x = 343,776.57

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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.