Home / 648,601.56-895,002.26-376,616.43

Finding the Fourth Proportional to 648,601.56, 895,002.26 and 376,616.43

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Solution

The fourth proportional to 648,601.56, 895,002.26 and 376,616.43 is: 519,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,601.56 : 895,002.26 = 376,616.43 : x
  2. Step 2: Convert to fraction form
    648,601.56/895,002.26 = 376,616.43/x
  3. Step 3: Cross multiply
    648,601.56x = 895,002.26 × 376,616.43
  4. Step 4: Simplify right side
    648,601.56x = 337,072,554,120.05
  5. Step 5: Solve for x
    x = 337,072,554,120.05/648,601.56
  6. Step 6: Final answer
    x = 519,691.25

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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.