Home / 866,111.45-1,298,475.97-367,065.05

Finding the Fourth Proportional to 866,111.45, 1,298,475.97 and 367,065.05

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Solution

The fourth proportional to 866,111.45, 1,298,475.97 and 367,065.05 is: 550,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,111.45 : 1,298,475.97 = 367,065.05 : x
  2. Step 2: Convert to fraction form
    866,111.45/1,298,475.97 = 367,065.05/x
  3. Step 3: Cross multiply
    866,111.45x = 1,298,475.97 × 367,065.05
  4. Step 4: Simplify right side
    866,111.45x = 476,625,146,851.85
  5. Step 5: Solve for x
    x = 476,625,146,851.85/866,111.45
  6. Step 6: Final answer
    x = 550,304.64

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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.