Home / 300,340.52-414,428.92-179,456.28

Finding the Fourth Proportional to 300,340.52, 414,428.92 and 179,456.28

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Solution

The fourth proportional to 300,340.52, 414,428.92 and 179,456.28 is: 247,625.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,340.52 : 414,428.92 = 179,456.28 : x
  2. Step 2: Convert to fraction form
    300,340.52/414,428.92 = 179,456.28/x
  3. Step 3: Cross multiply
    300,340.52x = 414,428.92 × 179,456.28
  4. Step 4: Simplify right side
    300,340.52x = 74,371,872,307.62
  5. Step 5: Solve for x
    x = 74,371,872,307.62/300,340.52
  6. Step 6: Final answer
    x = 247,625.17

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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.