Home / 477,189.72-658,538.78-273,277.08

Finding the Fourth Proportional to 477,189.72, 658,538.78 and 273,277.08

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Solution

The fourth proportional to 477,189.72, 658,538.78 and 273,277.08 is: 377,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,189.72 : 658,538.78 = 273,277.08 : x
  2. Step 2: Convert to fraction form
    477,189.72/658,538.78 = 273,277.08/x
  3. Step 3: Cross multiply
    477,189.72x = 658,538.78 × 273,277.08
  4. Step 4: Simplify right side
    477,189.72x = 179,963,554,865.16
  5. Step 5: Solve for x
    x = 179,963,554,865.16/477,189.72
  6. Step 6: Final answer
    x = 377,132.09

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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.