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Finding the Fourth Proportional to 300,682.68, 414,655.92 and 179,804.76

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Solution

The fourth proportional to 300,682.68, 414,655.92 and 179,804.76 is: 247,959.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,682.68 : 414,655.92 = 179,804.76 : x
  2. Step 2: Convert to fraction form
    300,682.68/414,655.92 = 179,804.76/x
  3. Step 3: Cross multiply
    300,682.68x = 414,655.92 × 179,804.76
  4. Step 4: Simplify right side
    300,682.68x = 74,557,108,178.18
  5. Step 5: Solve for x
    x = 74,557,108,178.18/300,682.68
  6. Step 6: Final answer
    x = 247,959.44

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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.