Home / 329,113.22-454,176.60-178,209.86

Finding the Fourth Proportional to 329,113.22, 454,176.60 and 178,209.86

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Solution

The fourth proportional to 329,113.22, 454,176.60 and 178,209.86 is: 245,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,113.22 : 454,176.60 = 178,209.86 : x
  2. Step 2: Convert to fraction form
    329,113.22/454,176.60 = 178,209.86/x
  3. Step 3: Cross multiply
    329,113.22x = 454,176.60 × 178,209.86
  4. Step 4: Simplify right side
    329,113.22x = 80,938,748,301.28
  5. Step 5: Solve for x
    x = 80,938,748,301.28/329,113.22
  6. Step 6: Final answer
    x = 245,929.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.