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Finding the Fourth Proportional to 484,713.06, 727,401.71 and 169,169.96

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Solution

The fourth proportional to 484,713.06, 727,401.71 and 169,169.96 is: 253,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,713.06 : 727,401.71 = 169,169.96 : x
  2. Step 2: Convert to fraction form
    484,713.06/727,401.71 = 169,169.96/x
  3. Step 3: Cross multiply
    484,713.06x = 727,401.71 × 169,169.96
  4. Step 4: Simplify right side
    484,713.06x = 123,054,518,184.63
  5. Step 5: Solve for x
    x = 123,054,518,184.63/484,713.06
  6. Step 6: Final answer
    x = 253,870.86

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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.