Home / 448,284.48-672,525.12-132,766.08

Finding the Fourth Proportional to 448,284.48, 672,525.12 and 132,766.08

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Solution

The fourth proportional to 448,284.48, 672,525.12 and 132,766.08 is: 199,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,284.48 : 672,525.12 = 132,766.08 : x
  2. Step 2: Convert to fraction form
    448,284.48/672,525.12 = 132,766.08/x
  3. Step 3: Cross multiply
    448,284.48x = 672,525.12 × 132,766.08
  4. Step 4: Simplify right side
    448,284.48x = 89,288,523,883.93
  5. Step 5: Solve for x
    x = 89,288,523,883.93/448,284.48
  6. Step 6: Final answer
    x = 199,178.26

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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.