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Finding the Fourth Proportional to 484,449.93, 668,527.43 and 269,597.61

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Solution

The fourth proportional to 484,449.93, 668,527.43 and 269,597.61 is: 372,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,449.93 : 668,527.43 = 269,597.61 : x
  2. Step 2: Convert to fraction form
    484,449.93/668,527.43 = 269,597.61/x
  3. Step 3: Cross multiply
    484,449.93x = 668,527.43 × 269,597.61
  4. Step 4: Simplify right side
    484,449.93x = 180,233,395,999.45
  5. Step 5: Solve for x
    x = 180,233,395,999.45/484,449.93
  6. Step 6: Final answer
    x = 372,037.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.