Home / 818,042.80-1,226,648.92-613,770.16

Finding the Fourth Proportional to 818,042.80, 1,226,648.92 and 613,770.16

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Solution

The fourth proportional to 818,042.80, 1,226,648.92 and 613,770.16 is: 920,343.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,042.80 : 1,226,648.92 = 613,770.16 : x
  2. Step 2: Convert to fraction form
    818,042.80/1,226,648.92 = 613,770.16/x
  3. Step 3: Cross multiply
    818,042.80x = 1,226,648.92 × 613,770.16
  4. Step 4: Simplify right side
    818,042.80x = 752,880,503,892.23
  5. Step 5: Solve for x
    x = 752,880,503,892.23/818,042.80
  6. Step 6: Final answer
    x = 920,343.66

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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.