Home / 899,580.30-1,348,540.08-449,909.88

Finding the Fourth Proportional to 899,580.30, 1,348,540.08 and 449,909.88

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Solution

The fourth proportional to 899,580.30, 1,348,540.08 and 449,909.88 is: 674,449.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,580.30 : 1,348,540.08 = 449,909.88 : x
  2. Step 2: Convert to fraction form
    899,580.30/1,348,540.08 = 449,909.88/x
  3. Step 3: Cross multiply
    899,580.30x = 1,348,540.08 × 449,909.88
  4. Step 4: Simplify right side
    899,580.30x = 606,721,505,567.99
  5. Step 5: Solve for x
    x = 606,721,505,567.99/899,580.30
  6. Step 6: Final answer
    x = 674,449.52

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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.