Home / 851,694.31-1,175,041.33-545,939.25

Finding the Fourth Proportional to 851,694.31, 1,175,041.33 and 545,939.25

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Solution

The fourth proportional to 851,694.31, 1,175,041.33 and 545,939.25 is: 753,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,694.31 : 1,175,041.33 = 545,939.25 : x
  2. Step 2: Convert to fraction form
    851,694.31/1,175,041.33 = 545,939.25/x
  3. Step 3: Cross multiply
    851,694.31x = 1,175,041.33 × 545,939.25
  4. Step 4: Simplify right side
    851,694.31x = 641,501,182,419.20
  5. Step 5: Solve for x
    x = 641,501,182,419.20/851,694.31
  6. Step 6: Final answer
    x = 753,205.90

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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.