Home / 327,784.79-491,677.19-117,570.35

Finding the Fourth Proportional to 327,784.79, 491,677.19 and 117,570.35

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Solution

The fourth proportional to 327,784.79, 491,677.19 and 117,570.35 is: 176,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,784.79 : 491,677.19 = 117,570.35 : x
  2. Step 2: Convert to fraction form
    327,784.79/491,677.19 = 117,570.35/x
  3. Step 3: Cross multiply
    327,784.79x = 491,677.19 × 117,570.35
  4. Step 4: Simplify right side
    327,784.79x = 57,806,660,397.55
  5. Step 5: Solve for x
    x = 57,806,660,397.55/327,784.79
  6. Step 6: Final answer
    x = 176,355.53

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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.