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Finding the Fourth Proportional to 300,458.61, 414,632.19 and 179,594.04

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Solution

The fourth proportional to 300,458.61, 414,632.19 and 179,594.04 is: 247,839.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,458.61 : 414,632.19 = 179,594.04 : x
  2. Step 2: Convert to fraction form
    300,458.61/414,632.19 = 179,594.04/x
  3. Step 3: Cross multiply
    300,458.61x = 414,632.19 × 179,594.04
  4. Step 4: Simplify right side
    300,458.61x = 74,465,470,116.15
  5. Step 5: Solve for x
    x = 74,465,470,116.15/300,458.61
  6. Step 6: Final answer
    x = 247,839.36

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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.