Home / 547,266.60-820,981.98-192,218.04

Finding the Fourth Proportional to 547,266.60, 820,981.98 and 192,218.04

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Solution

The fourth proportional to 547,266.60, 820,981.98 and 192,218.04 is: 288,355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,266.60 : 820,981.98 = 192,218.04 : x
  2. Step 2: Convert to fraction form
    547,266.60/820,981.98 = 192,218.04/x
  3. Step 3: Cross multiply
    547,266.60x = 820,981.98 × 192,218.04
  4. Step 4: Simplify right side
    547,266.60x = 157,807,547,070.92
  5. Step 5: Solve for x
    x = 157,807,547,070.92/547,266.60
  6. Step 6: Final answer
    x = 288,355.89

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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.