Home / 749,078.22-1,033,729.68-409,568.34

Finding the Fourth Proportional to 749,078.22, 1,033,729.68 and 409,568.34

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Solution

The fourth proportional to 749,078.22, 1,033,729.68 and 409,568.34 is: 565,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,078.22 : 1,033,729.68 = 409,568.34 : x
  2. Step 2: Convert to fraction form
    749,078.22/1,033,729.68 = 409,568.34/x
  3. Step 3: Cross multiply
    749,078.22x = 1,033,729.68 × 409,568.34
  4. Step 4: Simplify right side
    749,078.22x = 423,382,949,046.33
  5. Step 5: Solve for x
    x = 423,382,949,046.33/749,078.22
  6. Step 6: Final answer
    x = 565,205.26

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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.