Home / 338,073.08-507,391.19-178,206.41

Finding the Fourth Proportional to 338,073.08, 507,391.19 and 178,206.41

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Solution

The fourth proportional to 338,073.08, 507,391.19 and 178,206.41 is: 267,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,073.08 : 507,391.19 = 178,206.41 : x
  2. Step 2: Convert to fraction form
    338,073.08/507,391.19 = 178,206.41/x
  3. Step 3: Cross multiply
    338,073.08x = 507,391.19 × 178,206.41
  4. Step 4: Simplify right side
    338,073.08x = 90,420,363,481.25
  5. Step 5: Solve for x
    x = 90,420,363,481.25/338,073.08
  6. Step 6: Final answer
    x = 267,458.04

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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.