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Finding the Fourth Proportional to 488,548.38, 732,787.53 and 151,580.38

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Solution

The fourth proportional to 488,548.38, 732,787.53 and 151,580.38 is: 227,359.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,548.38 : 732,787.53 = 151,580.38 : x
  2. Step 2: Convert to fraction form
    488,548.38/732,787.53 = 151,580.38/x
  3. Step 3: Cross multiply
    488,548.38x = 732,787.53 × 151,580.38
  4. Step 4: Simplify right side
    488,548.38x = 111,076,212,256.66
  5. Step 5: Solve for x
    x = 111,076,212,256.66/488,548.38
  6. Step 6: Final answer
    x = 227,359.70

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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.