Home / 752,934.60-1,039,046.72-430,644.24

Finding the Fourth Proportional to 752,934.60, 1,039,046.72 and 430,644.24

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Solution

The fourth proportional to 752,934.60, 1,039,046.72 and 430,644.24 is: 594,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,934.60 : 1,039,046.72 = 430,644.24 : x
  2. Step 2: Convert to fraction form
    752,934.60/1,039,046.72 = 430,644.24/x
  3. Step 3: Cross multiply
    752,934.60x = 1,039,046.72 × 430,644.24
  4. Step 4: Simplify right side
    752,934.60x = 447,459,479,863.66
  5. Step 5: Solve for x
    x = 447,459,479,863.66/752,934.60
  6. Step 6: Final answer
    x = 594,287.32

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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.