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Finding the Fourth Proportional to 416,753.64, 625,130.46 and 101,208.42

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Solution

The fourth proportional to 416,753.64, 625,130.46 and 101,208.42 is: 151,812.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,753.64 : 625,130.46 = 101,208.42 : x
  2. Step 2: Convert to fraction form
    416,753.64/625,130.46 = 101,208.42/x
  3. Step 3: Cross multiply
    416,753.64x = 625,130.46 × 101,208.42
  4. Step 4: Simplify right side
    416,753.64x = 63,268,466,150.47
  5. Step 5: Solve for x
    x = 63,268,466,150.47/416,753.64
  6. Step 6: Final answer
    x = 151,812.63

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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.