Home / 329,971.18-455,360.55-179,068.18

Finding the Fourth Proportional to 329,971.18, 455,360.55 and 179,068.18

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Solution

The fourth proportional to 329,971.18, 455,360.55 and 179,068.18 is: 247,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,971.18 : 455,360.55 = 179,068.18 : x
  2. Step 2: Convert to fraction form
    329,971.18/455,360.55 = 179,068.18/x
  3. Step 3: Cross multiply
    329,971.18x = 455,360.55 × 179,068.18
  4. Step 4: Simplify right side
    329,971.18x = 81,540,584,932.30
  5. Step 5: Solve for x
    x = 81,540,584,932.30/329,971.18
  6. Step 6: Final answer
    x = 247,114.26

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1.5x scale

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.