Home / 351,644.04-526,889.38-149,078.29

Finding the Fourth Proportional to 351,644.04, 526,889.38 and 149,078.29

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Solution

The fourth proportional to 351,644.04, 526,889.38 and 149,078.29 is: 223,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,644.04 : 526,889.38 = 149,078.29 : x
  2. Step 2: Convert to fraction form
    351,644.04/526,889.38 = 149,078.29/x
  3. Step 3: Cross multiply
    351,644.04x = 526,889.38 × 149,078.29
  4. Step 4: Simplify right side
    351,644.04x = 78,547,767,789.56
  5. Step 5: Solve for x
    x = 78,547,767,789.56/351,644.04
  6. Step 6: Final answer
    x = 223,372.95

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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.