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Finding the Fourth Proportional to 325,671.30, 488,576.61 and 101,026.86

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Solution

The fourth proportional to 325,671.30, 488,576.61 and 101,026.86 is: 151,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,671.30 : 488,576.61 = 101,026.86 : x
  2. Step 2: Convert to fraction form
    325,671.30/488,576.61 = 101,026.86/x
  3. Step 3: Cross multiply
    325,671.30x = 488,576.61 × 101,026.86
  4. Step 4: Simplify right side
    325,671.30x = 49,359,360,777.74
  5. Step 5: Solve for x
    x = 49,359,360,777.74/325,671.30
  6. Step 6: Final answer
    x = 151,561.90

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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.