Home / 949,588.96-1,310,449.20-519,862.24

Finding the Fourth Proportional to 949,588.96, 1,310,449.20 and 519,862.24

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Solution

The fourth proportional to 949,588.96, 1,310,449.20 and 519,862.24 is: 717,418.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,588.96 : 1,310,449.20 = 519,862.24 : x
  2. Step 2: Convert to fraction form
    949,588.96/1,310,449.20 = 519,862.24/x
  3. Step 3: Cross multiply
    949,588.96x = 1,310,449.20 × 519,862.24
  4. Step 4: Simplify right side
    949,588.96x = 681,253,056,518.21
  5. Step 5: Solve for x
    x = 681,253,056,518.21/949,588.96
  6. Step 6: Final answer
    x = 717,418.89

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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.