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Finding the Fourth Proportional to 484,685.96, 727,177.32 and 248,196.08

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Solution

The fourth proportional to 484,685.96, 727,177.32 and 248,196.08 is: 372,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,685.96 : 727,177.32 = 248,196.08 : x
  2. Step 2: Convert to fraction form
    484,685.96/727,177.32 = 248,196.08/x
  3. Step 3: Cross multiply
    484,685.96x = 727,177.32 × 248,196.08
  4. Step 4: Simplify right side
    484,685.96x = 180,482,560,288.91
  5. Step 5: Solve for x
    x = 180,482,560,288.91/484,685.96
  6. Step 6: Final answer
    x = 372,370.10

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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.