Home / 489,028.06-733,536.15-134,041.78

Finding the Fourth Proportional to 489,028.06, 733,536.15 and 134,041.78

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Solution

The fourth proportional to 489,028.06, 733,536.15 and 134,041.78 is: 201,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,028.06 : 733,536.15 = 134,041.78 : x
  2. Step 2: Convert to fraction form
    489,028.06/733,536.15 = 134,041.78/x
  3. Step 3: Cross multiply
    489,028.06x = 733,536.15 × 134,041.78
  4. Step 4: Simplify right side
    489,028.06x = 98,324,491,240.35
  5. Step 5: Solve for x
    x = 98,324,491,240.35/489,028.06
  6. Step 6: Final answer
    x = 201,061.04

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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.