Home / 567,819.22-852,319.59-418,228.42

Finding the Fourth Proportional to 567,819.22, 852,319.59 and 418,228.42

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Solution

The fourth proportional to 567,819.22, 852,319.59 and 418,228.42 is: 627,777.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,819.22 : 852,319.59 = 418,228.42 : x
  2. Step 2: Convert to fraction form
    567,819.22/852,319.59 = 418,228.42/x
  3. Step 3: Cross multiply
    567,819.22x = 852,319.59 × 418,228.42
  4. Step 4: Simplify right side
    567,819.22x = 356,464,275,460.75
  5. Step 5: Solve for x
    x = 356,464,275,460.75/567,819.22
  6. Step 6: Final answer
    x = 627,777.76

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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.