Home / 866,404.24-1,299,282.72-297,623.86

Finding the Fourth Proportional to 866,404.24, 1,299,282.72 and 297,623.86

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Solution

The fourth proportional to 866,404.24, 1,299,282.72 and 297,623.86 is: 446,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,404.24 : 1,299,282.72 = 297,623.86 : x
  2. Step 2: Convert to fraction form
    866,404.24/1,299,282.72 = 297,623.86/x
  3. Step 3: Cross multiply
    866,404.24x = 1,299,282.72 × 297,623.86
  4. Step 4: Simplify right side
    866,404.24x = 386,697,538,357.70
  5. Step 5: Solve for x
    x = 386,697,538,357.70/866,404.24
  6. Step 6: Final answer
    x = 446,324.61

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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.