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Finding the Fourth Proportional to 332,897.40, 499,280.94 and 277,096.08

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Solution

The fourth proportional to 332,897.40, 499,280.94 and 277,096.08 is: 415,589.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,897.40 : 499,280.94 = 277,096.08 : x
  2. Step 2: Convert to fraction form
    332,897.40/499,280.94 = 277,096.08/x
  3. Step 3: Cross multiply
    332,897.40x = 499,280.94 × 277,096.08
  4. Step 4: Simplify right side
    332,897.40x = 138,348,791,292.72
  5. Step 5: Solve for x
    x = 138,348,791,292.72/332,897.40
  6. Step 6: Final answer
    x = 415,589.88

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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.