Home / 547,032.56-820,915.38-192,047.64

Finding the Fourth Proportional to 547,032.56, 820,915.38 and 192,047.64

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Solution

The fourth proportional to 547,032.56, 820,915.38 and 192,047.64 is: 288,200.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,032.56 : 820,915.38 = 192,047.64 : x
  2. Step 2: Convert to fraction form
    547,032.56/820,915.38 = 192,047.64/x
  3. Step 3: Cross multiply
    547,032.56x = 820,915.38 × 192,047.64
  4. Step 4: Simplify right side
    547,032.56x = 157,654,861,368.70
  5. Step 5: Solve for x
    x = 157,654,861,368.70/547,032.56
  6. Step 6: Final answer
    x = 288,200.14

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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.