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Finding the Fourth Proportional to 300,214.71, 414,228.48 and 179,332.35

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Solution

The fourth proportional to 300,214.71, 414,228.48 and 179,332.35 is: 247,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,214.71 : 414,228.48 = 179,332.35 : x
  2. Step 2: Convert to fraction form
    300,214.71/414,228.48 = 179,332.35/x
  3. Step 3: Cross multiply
    300,214.71x = 414,228.48 × 179,332.35
  4. Step 4: Simplify right side
    300,214.71x = 74,284,566,755.33
  5. Step 5: Solve for x
    x = 74,284,566,755.33/300,214.71
  6. Step 6: Final answer
    x = 247,438.13

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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.