Home / 477,419.12-658,844.90-273,469.92

Finding the Fourth Proportional to 477,419.12, 658,844.90 and 273,469.92

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Solution

The fourth proportional to 477,419.12, 658,844.90 and 273,469.92 is: 377,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,419.12 : 658,844.90 = 273,469.92 : x
  2. Step 2: Convert to fraction form
    477,419.12/658,844.90 = 273,469.92/x
  3. Step 3: Cross multiply
    477,419.12x = 658,844.90 × 273,469.92
  4. Step 4: Simplify right side
    477,419.12x = 180,174,260,728.06
  5. Step 5: Solve for x
    x = 180,174,260,728.06/477,419.12
  6. Step 6: Final answer
    x = 377,392.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.