Home / 526,122.27-789,185.06-147,040.50

Finding the Fourth Proportional to 526,122.27, 789,185.06 and 147,040.50

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Solution

The fourth proportional to 526,122.27, 789,185.06 and 147,040.50 is: 220,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,122.27 : 789,185.06 = 147,040.50 : x
  2. Step 2: Convert to fraction form
    526,122.27/789,185.06 = 147,040.50/x
  3. Step 3: Cross multiply
    526,122.27x = 789,185.06 × 147,040.50
  4. Step 4: Simplify right side
    526,122.27x = 116,042,165,814.93
  5. Step 5: Solve for x
    x = 116,042,165,814.93/526,122.27
  6. Step 6: Final answer
    x = 220,561.21

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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.