Home / 329,964.68-455,351.55-179,061.68

Finding the Fourth Proportional to 329,964.68, 455,351.55 and 179,061.68

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Solution

The fourth proportional to 329,964.68, 455,351.55 and 179,061.68 is: 247,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,964.68 : 455,351.55 = 179,061.68 : x
  2. Step 2: Convert to fraction form
    329,964.68/455,351.55 = 179,061.68/x
  3. Step 3: Cross multiply
    329,964.68x = 455,351.55 × 179,061.68
  4. Step 4: Simplify right side
    329,964.68x = 81,536,013,533.60
  5. Step 5: Solve for x
    x = 81,536,013,533.60/329,964.68
  6. Step 6: Final answer
    x = 247,105.28

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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.