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Finding the Fourth Proportional to 326,036.48, 449,980.80 and 182,854.40

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Solution

The fourth proportional to 326,036.48, 449,980.80 and 182,854.40 is: 252,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,036.48 : 449,980.80 = 182,854.40 : x
  2. Step 2: Convert to fraction form
    326,036.48/449,980.80 = 182,854.40/x
  3. Step 3: Cross multiply
    326,036.48x = 449,980.80 × 182,854.40
  4. Step 4: Simplify right side
    326,036.48x = 82,280,969,195.52
  5. Step 5: Solve for x
    x = 82,280,969,195.52/326,036.48
  6. Step 6: Final answer
    x = 252,367.37

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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.