Home / 1,504,180.80-2,256,029.28-438,973.20

Finding the Fourth Proportional to 1,504,180.80, 2,256,029.28 and 438,973.20

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Solution

The fourth proportional to 1,504,180.80, 2,256,029.28 and 438,973.20 is: 658,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,180.80 : 2,256,029.28 = 438,973.20 : x
  2. Step 2: Convert to fraction form
    1,504,180.80/2,256,029.28 = 438,973.20/x
  3. Step 3: Cross multiply
    1,504,180.80x = 2,256,029.28 × 438,973.20
  4. Step 4: Simplify right side
    1,504,180.80x = 990,336,392,335.30
  5. Step 5: Solve for x
    x = 990,336,392,335.30/1,504,180.80
  6. Step 6: Final answer
    x = 658,389.20

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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.