Home / 987,257.17-1,480,941.16-277,229.85

Finding the Fourth Proportional to 987,257.17, 1,480,941.16 and 277,229.85

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Solution

The fourth proportional to 987,257.17, 1,480,941.16 and 277,229.85 is: 415,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,257.17 : 1,480,941.16 = 277,229.85 : x
  2. Step 2: Convert to fraction form
    987,257.17/1,480,941.16 = 277,229.85/x
  3. Step 3: Cross multiply
    987,257.17x = 1,480,941.16 × 277,229.85
  4. Step 4: Simplify right side
    987,257.17x = 410,561,095,645.63
  5. Step 5: Solve for x
    x = 410,561,095,645.63/987,257.17
  6. Step 6: Final answer
    x = 415,860.33

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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.