Home / 534,394.12-801,587.58-218,850.52

Finding the Fourth Proportional to 534,394.12, 801,587.58 and 218,850.52

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Solution

The fourth proportional to 534,394.12, 801,587.58 and 218,850.52 is: 328,274.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,394.12 : 801,587.58 = 218,850.52 : x
  2. Step 2: Convert to fraction form
    534,394.12/801,587.58 = 218,850.52/x
  3. Step 3: Cross multiply
    534,394.12x = 801,587.58 × 218,850.52
  4. Step 4: Simplify right side
    534,394.12x = 175,427,858,708.54
  5. Step 5: Solve for x
    x = 175,427,858,708.54/534,394.12
  6. Step 6: Final answer
    x = 328,274.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.