Home / 849,087.38-1,273,257.45-449,634.93

Finding the Fourth Proportional to 849,087.38, 1,273,257.45 and 449,634.93

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Solution

The fourth proportional to 849,087.38, 1,273,257.45 and 449,634.93 is: 674,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,087.38 : 1,273,257.45 = 449,634.93 : x
  2. Step 2: Convert to fraction form
    849,087.38/1,273,257.45 = 449,634.93/x
  3. Step 3: Cross multiply
    849,087.38x = 1,273,257.45 × 449,634.93
  4. Step 4: Simplify right side
    849,087.38x = 572,501,024,402.73
  5. Step 5: Solve for x
    x = 572,501,024,402.73/849,087.38
  6. Step 6: Final answer
    x = 674,254.55

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1.5x scale

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.