Home / 884,080.80-1,326,121.20-219,232.80

Finding the Fourth Proportional to 884,080.80, 1,326,121.20 and 219,232.80

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Solution

The fourth proportional to 884,080.80, 1,326,121.20 and 219,232.80 is: 328,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,080.80 : 1,326,121.20 = 219,232.80 : x
  2. Step 2: Convert to fraction form
    884,080.80/1,326,121.20 = 219,232.80/x
  3. Step 3: Cross multiply
    884,080.80x = 1,326,121.20 × 219,232.80
  4. Step 4: Simplify right side
    884,080.80x = 290,729,263,815.36
  5. Step 5: Solve for x
    x = 290,729,263,815.36/884,080.80
  6. Step 6: Final answer
    x = 328,849.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.