Home / 327,946.60-492,035.10-117,591.40

Finding the Fourth Proportional to 327,946.60, 492,035.10 and 117,591.40

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Solution

The fourth proportional to 327,946.60, 492,035.10 and 117,591.40 is: 176,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,946.60 : 492,035.10 = 117,591.40 : x
  2. Step 2: Convert to fraction form
    327,946.60/492,035.10 = 117,591.40/x
  3. Step 3: Cross multiply
    327,946.60x = 492,035.10 × 117,591.40
  4. Step 4: Simplify right side
    327,946.60x = 57,859,096,258.14
  5. Step 5: Solve for x
    x = 57,859,096,258.14/327,946.60
  6. Step 6: Final answer
    x = 176,428.41

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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.