Home / 448,838.06-619,311.75-267,566.85

Finding the Fourth Proportional to 448,838.06, 619,311.75 and 267,566.85

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Solution

The fourth proportional to 448,838.06, 619,311.75 and 267,566.85 is: 369,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,838.06 : 619,311.75 = 267,566.85 : x
  2. Step 2: Convert to fraction form
    448,838.06/619,311.75 = 267,566.85/x
  3. Step 3: Cross multiply
    448,838.06x = 619,311.75 × 267,566.85
  4. Step 4: Simplify right side
    448,838.06x = 165,707,294,115.49
  5. Step 5: Solve for x
    x = 165,707,294,115.49/448,838.06
  6. Step 6: Final answer
    x = 369,191.72

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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.