Home / 949,843.59-1,310,735.28-520,040.58

Finding the Fourth Proportional to 949,843.59, 1,310,735.28 and 520,040.58

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Solution

The fourth proportional to 949,843.59, 1,310,735.28 and 520,040.58 is: 717,629.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,843.59 : 1,310,735.28 = 520,040.58 : x
  2. Step 2: Convert to fraction form
    949,843.59/1,310,735.28 = 520,040.58/x
  3. Step 3: Cross multiply
    949,843.59x = 1,310,735.28 × 520,040.58
  4. Step 4: Simplify right side
    949,843.59x = 681,635,535,237.66
  5. Step 5: Solve for x
    x = 681,635,535,237.66/949,843.59
  6. Step 6: Final answer
    x = 717,629.24

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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.