Home / 454,065.30-681,187.44-134,222.76

Finding the Fourth Proportional to 454,065.30, 681,187.44 and 134,222.76

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Solution

The fourth proportional to 454,065.30, 681,187.44 and 134,222.76 is: 201,360.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,065.30 : 681,187.44 = 134,222.76 : x
  2. Step 2: Convert to fraction form
    454,065.30/681,187.44 = 134,222.76/x
  3. Step 3: Cross multiply
    454,065.30x = 681,187.44 × 134,222.76
  4. Step 4: Simplify right side
    454,065.30x = 91,430,858,274.13
  5. Step 5: Solve for x
    x = 91,430,858,274.13/454,065.30
  6. Step 6: Final answer
    x = 201,360.59

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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.