Home / 448,819.02-619,161.66-267,429.24

Finding the Fourth Proportional to 448,819.02, 619,161.66 and 267,429.24

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Solution

The fourth proportional to 448,819.02, 619,161.66 and 267,429.24 is: 368,928.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,819.02 : 619,161.66 = 267,429.24 : x
  2. Step 2: Convert to fraction form
    448,819.02/619,161.66 = 267,429.24/x
  3. Step 3: Cross multiply
    448,819.02x = 619,161.66 × 267,429.24
  4. Step 4: Simplify right side
    448,819.02x = 165,581,932,170.94
  5. Step 5: Solve for x
    x = 165,581,932,170.94/448,819.02
  6. Step 6: Final answer
    x = 368,928.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.