Home / 448,268.04-672,500.43-132,749.46

Finding the Fourth Proportional to 448,268.04, 672,500.43 and 132,749.46

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Solution

The fourth proportional to 448,268.04, 672,500.43 and 132,749.46 is: 199,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,268.04 : 672,500.43 = 132,749.46 : x
  2. Step 2: Convert to fraction form
    448,268.04/672,500.43 = 132,749.46/x
  3. Step 3: Cross multiply
    448,268.04x = 672,500.43 × 132,749.46
  4. Step 4: Simplify right side
    448,268.04x = 89,274,068,932.27
  5. Step 5: Solve for x
    x = 89,274,068,932.27/448,268.04
  6. Step 6: Final answer
    x = 199,153.32

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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.