Home / 951,155.25-1,312,604.96-543,310.93

Finding the Fourth Proportional to 951,155.25, 1,312,604.96 and 543,310.93

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Solution

The fourth proportional to 951,155.25, 1,312,604.96 and 543,310.93 is: 749,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,155.25 : 1,312,604.96 = 543,310.93 : x
  2. Step 2: Convert to fraction form
    951,155.25/1,312,604.96 = 543,310.93/x
  3. Step 3: Cross multiply
    951,155.25x = 1,312,604.96 × 543,310.93
  4. Step 4: Simplify right side
    951,155.25x = 713,152,621,540.21
  5. Step 5: Solve for x
    x = 713,152,621,540.21/951,155.25
  6. Step 6: Final answer
    x = 749,775.20

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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.