Home / 667,625.36-1,000,233.99-411,011.33

Finding the Fourth Proportional to 667,625.36, 1,000,233.99 and 411,011.33

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Solution

The fourth proportional to 667,625.36, 1,000,233.99 and 411,011.33 is: 615,775.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,625.36 : 1,000,233.99 = 411,011.33 : x
  2. Step 2: Convert to fraction form
    667,625.36/1,000,233.99 = 411,011.33/x
  3. Step 3: Cross multiply
    667,625.36x = 1,000,233.99 × 411,011.33
  4. Step 4: Simplify right side
    667,625.36x = 411,107,497,501.57
  5. Step 5: Solve for x
    x = 411,107,497,501.57/667,625.36
  6. Step 6: Final answer
    x = 615,775.73

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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.