Home / 547,176.04-820,723.08-192,193.20

Finding the Fourth Proportional to 547,176.04, 820,723.08 and 192,193.20

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Solution

The fourth proportional to 547,176.04, 820,723.08 and 192,193.20 is: 288,275.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,176.04 : 820,723.08 = 192,193.20 : x
  2. Step 2: Convert to fraction form
    547,176.04/820,723.08 = 192,193.20/x
  3. Step 3: Cross multiply
    547,176.04x = 820,723.08 × 192,193.20
  4. Step 4: Simplify right side
    547,176.04x = 157,737,395,059.06
  5. Step 5: Solve for x
    x = 157,737,395,059.06/547,176.04
  6. Step 6: Final answer
    x = 288,275.41

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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.