Home / 777,199.74-1,165,793.13-216,232.62

Finding the Fourth Proportional to 777,199.74, 1,165,793.13 and 216,232.62

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Solution

The fourth proportional to 777,199.74, 1,165,793.13 and 216,232.62 is: 324,347.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,199.74 : 1,165,793.13 = 216,232.62 : x
  2. Step 2: Convert to fraction form
    777,199.74/1,165,793.13 = 216,232.62/x
  3. Step 3: Cross multiply
    777,199.74x = 1,165,793.13 × 216,232.62
  4. Step 4: Simplify right side
    777,199.74x = 252,082,502,877.90
  5. Step 5: Solve for x
    x = 252,082,502,877.90/777,199.74
  6. Step 6: Final answer
    x = 324,347.13

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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.