Home / 448,697.03-672,899.92-149,097.20

Finding the Fourth Proportional to 448,697.03, 672,899.92 and 149,097.20

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Solution

The fourth proportional to 448,697.03, 672,899.92 and 149,097.20 is: 223,597.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,697.03 : 672,899.92 = 149,097.20 : x
  2. Step 2: Convert to fraction form
    448,697.03/672,899.92 = 149,097.20/x
  3. Step 3: Cross multiply
    448,697.03x = 672,899.92 × 149,097.20
  4. Step 4: Simplify right side
    448,697.03x = 100,327,495,261.73
  5. Step 5: Solve for x
    x = 100,327,495,261.73/448,697.03
  6. Step 6: Final answer
    x = 223,597.41

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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.