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Finding the Fourth Proportional to 417,049.02, 625,477.59 and 248,616.90

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Solution

The fourth proportional to 417,049.02, 625,477.59 and 248,616.90 is: 372,868.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,049.02 : 625,477.59 = 248,616.90 : x
  2. Step 2: Convert to fraction form
    417,049.02/625,477.59 = 248,616.90/x
  3. Step 3: Cross multiply
    417,049.02x = 625,477.59 × 248,616.90
  4. Step 4: Simplify right side
    417,049.02x = 155,504,299,445.27
  5. Step 5: Solve for x
    x = 155,504,299,445.27/417,049.02
  6. Step 6: Final answer
    x = 372,868.16

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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.