Home / 526,126.21-789,190.96-147,044.43

Finding the Fourth Proportional to 526,126.21, 789,190.96 and 147,044.43

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Solution

The fourth proportional to 526,126.21, 789,190.96 and 147,044.43 is: 220,567.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,126.21 : 789,190.96 = 147,044.43 : x
  2. Step 2: Convert to fraction form
    526,126.21/789,190.96 = 147,044.43/x
  3. Step 3: Cross multiply
    526,126.21x = 789,190.96 × 147,044.43
  4. Step 4: Simplify right side
    526,126.21x = 116,046,134,506.74
  5. Step 5: Solve for x
    x = 116,046,134,506.74/526,126.21
  6. Step 6: Final answer
    x = 220,567.11

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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.