Home / 276,026.97-413,376.03-187,010.60

Finding the Fourth Proportional to 276,026.97, 413,376.03 and 187,010.60

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Solution

The fourth proportional to 276,026.97, 413,376.03 and 187,010.60 is: 280,065.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,026.97 : 413,376.03 = 187,010.60 : x
  2. Step 2: Convert to fraction form
    276,026.97/413,376.03 = 187,010.60/x
  3. Step 3: Cross multiply
    276,026.97x = 413,376.03 × 187,010.60
  4. Step 4: Simplify right side
    276,026.97x = 77,305,699,017.63
  5. Step 5: Solve for x
    x = 77,305,699,017.63/276,026.97
  6. Step 6: Final answer
    x = 280,065.75

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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.