Home / 949,092.60-1,309,747.77-519,372.87

Finding the Fourth Proportional to 949,092.60, 1,309,747.77 and 519,372.87

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Solution

The fourth proportional to 949,092.60, 1,309,747.77 and 519,372.87 is: 716,734.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,092.60 : 1,309,747.77 = 519,372.87 : x
  2. Step 2: Convert to fraction form
    949,092.60/1,309,747.77 = 519,372.87/x
  3. Step 3: Cross multiply
    949,092.60x = 1,309,747.77 × 519,372.87
  4. Step 4: Simplify right side
    949,092.60x = 680,247,458,281.00
  5. Step 5: Solve for x
    x = 680,247,458,281.00/949,092.60
  6. Step 6: Final answer
    x = 716,734.55

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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.