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Finding the Fourth Proportional to 272,548.60, 408,045.30 and 241,444.60

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Solution

The fourth proportional to 272,548.60, 408,045.30 and 241,444.60 is: 361,478.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,548.60 : 408,045.30 = 241,444.60 : x
  2. Step 2: Convert to fraction form
    272,548.60/408,045.30 = 241,444.60/x
  3. Step 3: Cross multiply
    272,548.60x = 408,045.30 × 241,444.60
  4. Step 4: Simplify right side
    272,548.60x = 98,520,334,240.38
  5. Step 5: Solve for x
    x = 98,520,334,240.38/272,548.60
  6. Step 6: Final answer
    x = 361,478.04

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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.