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Finding the Fourth Proportional to 364,471.02, 546,704.20 and 124,469.16

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Solution

The fourth proportional to 364,471.02, 546,704.20 and 124,469.16 is: 186,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,471.02 : 546,704.20 = 124,469.16 : x
  2. Step 2: Convert to fraction form
    364,471.02/546,704.20 = 124,469.16/x
  3. Step 3: Cross multiply
    364,471.02x = 546,704.20 × 124,469.16
  4. Step 4: Simplify right side
    364,471.02x = 68,047,812,542.47
  5. Step 5: Solve for x
    x = 68,047,812,542.47/364,471.02
  6. Step 6: Final answer
    x = 186,702.94

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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.