Home / 448,834.29-619,306.57-267,563.09

Finding the Fourth Proportional to 448,834.29, 619,306.57 and 267,563.09

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Solution

The fourth proportional to 448,834.29, 619,306.57 and 267,563.09 is: 369,186.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,834.29 : 619,306.57 = 267,563.09 : x
  2. Step 2: Convert to fraction form
    448,834.29/619,306.57 = 267,563.09/x
  3. Step 3: Cross multiply
    448,834.29x = 619,306.57 × 267,563.09
  4. Step 4: Simplify right side
    448,834.29x = 165,703,577,430.98
  5. Step 5: Solve for x
    x = 165,703,577,430.98/448,834.29
  6. Step 6: Final answer
    x = 369,186.54

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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.