Home / 477,610.29-658,828.49-298,451.25

Finding the Fourth Proportional to 477,610.29, 658,828.49 and 298,451.25

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Solution

The fourth proportional to 477,610.29, 658,828.49 and 298,451.25 is: 411,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,610.29 : 658,828.49 = 298,451.25 : x
  2. Step 2: Convert to fraction form
    477,610.29/658,828.49 = 298,451.25/x
  3. Step 3: Cross multiply
    477,610.29x = 658,828.49 × 298,451.25
  4. Step 4: Simplify right side
    477,610.29x = 196,628,184,883.86
  5. Step 5: Solve for x
    x = 196,628,184,883.86/477,610.29
  6. Step 6: Final answer
    x = 411,691.68

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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.