Home / 276,220.67-413,666.40-187,204.10

Finding the Fourth Proportional to 276,220.67, 413,666.40 and 187,204.10

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Solution

The fourth proportional to 276,220.67, 413,666.40 and 187,204.10 is: 280,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,220.67 : 413,666.40 = 187,204.10 : x
  2. Step 2: Convert to fraction form
    276,220.67/413,666.40 = 187,204.10/x
  3. Step 3: Cross multiply
    276,220.67x = 413,666.40 × 187,204.10
  4. Step 4: Simplify right side
    276,220.67x = 77,440,046,112.24
  5. Step 5: Solve for x
    x = 77,440,046,112.24/276,220.67
  6. Step 6: Final answer
    x = 280,355.72

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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.