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Finding the Fourth Proportional to 324,876.60, 448,314.86 and 179,683.69

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Solution

The fourth proportional to 324,876.60, 448,314.86 and 179,683.69 is: 247,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,876.60 : 448,314.86 = 179,683.69 : x
  2. Step 2: Convert to fraction form
    324,876.60/448,314.86 = 179,683.69/x
  3. Step 3: Cross multiply
    324,876.60x = 448,314.86 × 179,683.69
  4. Step 4: Simplify right side
    324,876.60x = 80,554,868,326.63
  5. Step 5: Solve for x
    x = 80,554,868,326.63/324,876.60
  6. Step 6: Final answer
    x = 247,955.28

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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.