Home / 866,107.70-1,298,470.35-367,061.30

Finding the Fourth Proportional to 866,107.70, 1,298,470.35 and 367,061.30

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Solution

The fourth proportional to 866,107.70, 1,298,470.35 and 367,061.30 is: 550,299.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,107.70 : 1,298,470.35 = 367,061.30 : x
  2. Step 2: Convert to fraction form
    866,107.70/1,298,470.35 = 367,061.30/x
  3. Step 3: Cross multiply
    866,107.70x = 1,298,470.35 × 367,061.30
  4. Step 4: Simplify right side
    866,107.70x = 476,618,214,682.46
  5. Step 5: Solve for x
    x = 476,618,214,682.46/866,107.70
  6. Step 6: Final answer
    x = 550,299.02

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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.