Home / 329,938.13-455,315.83-179,035.13

Finding the Fourth Proportional to 329,938.13, 455,315.83 and 179,035.13

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Solution

The fourth proportional to 329,938.13, 455,315.83 and 179,035.13 is: 247,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,938.13 : 455,315.83 = 179,035.13 : x
  2. Step 2: Convert to fraction form
    329,938.13/455,315.83 = 179,035.13/x
  3. Step 3: Cross multiply
    329,938.13x = 455,315.83 × 179,035.13
  4. Step 4: Simplify right side
    329,938.13x = 81,517,526,090.94
  5. Step 5: Solve for x
    x = 81,517,526,090.94/329,938.13
  6. Step 6: Final answer
    x = 247,069.13

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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.