Home / 744,839.04-1,028,226.24-476,722.56

Finding the Fourth Proportional to 744,839.04, 1,028,226.24 and 476,722.56

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Solution

The fourth proportional to 744,839.04, 1,028,226.24 and 476,722.56 is: 658,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,839.04 : 1,028,226.24 = 476,722.56 : x
  2. Step 2: Convert to fraction form
    744,839.04/1,028,226.24 = 476,722.56/x
  3. Step 3: Cross multiply
    744,839.04x = 1,028,226.24 × 476,722.56
  4. Step 4: Simplify right side
    744,839.04x = 490,178,645,391.97
  5. Step 5: Solve for x
    x = 490,178,645,391.97/744,839.04
  6. Step 6: Final answer
    x = 658,100.10

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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.