Home / 899,650.21-1,349,711.61-323,331.66

Finding the Fourth Proportional to 899,650.21, 1,349,711.61 and 323,331.66

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Solution

The fourth proportional to 899,650.21, 1,349,711.61 and 323,331.66 is: 485,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,650.21 : 1,349,711.61 = 323,331.66 : x
  2. Step 2: Convert to fraction form
    899,650.21/1,349,711.61 = 323,331.66/x
  3. Step 3: Cross multiply
    899,650.21x = 1,349,711.61 × 323,331.66
  4. Step 4: Simplify right side
    899,650.21x = 436,404,488,634.02
  5. Step 5: Solve for x
    x = 436,404,488,634.02/899,650.21
  6. Step 6: Final answer
    x = 485,082.41

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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.