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Finding the Fourth Proportional to 484,575.30, 726,913.98 and 169,034.94

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Solution

The fourth proportional to 484,575.30, 726,913.98 and 169,034.94 is: 253,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,575.30 : 726,913.98 = 169,034.94 : x
  2. Step 2: Convert to fraction form
    484,575.30/726,913.98 = 169,034.94/x
  3. Step 3: Cross multiply
    484,575.30x = 726,913.98 × 169,034.94
  4. Step 4: Simplify right side
    484,575.30x = 122,873,860,994.46
  5. Step 5: Solve for x
    x = 122,873,860,994.46/484,575.30
  6. Step 6: Final answer
    x = 253,570.21

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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.