Home / 477,243.45-658,565.51-273,294.09

Finding the Fourth Proportional to 477,243.45, 658,565.51 and 273,294.09

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Solution

The fourth proportional to 477,243.45, 658,565.51 and 273,294.09 is: 377,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,243.45 : 658,565.51 = 273,294.09 : x
  2. Step 2: Convert to fraction form
    477,243.45/658,565.51 = 273,294.09/x
  3. Step 3: Cross multiply
    477,243.45x = 658,565.51 × 273,294.09
  4. Step 4: Simplify right side
    477,243.45x = 179,982,060,394.37
  5. Step 5: Solve for x
    x = 179,982,060,394.37/477,243.45
  6. Step 6: Final answer
    x = 377,128.40

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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.