Home / 422,581.60-583,159.26-231,594.54

Finding the Fourth Proportional to 422,581.60, 583,159.26 and 231,594.54

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Solution

The fourth proportional to 422,581.60, 583,159.26 and 231,594.54 is: 319,598.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,581.60 : 583,159.26 = 231,594.54 : x
  2. Step 2: Convert to fraction form
    422,581.60/583,159.26 = 231,594.54/x
  3. Step 3: Cross multiply
    422,581.60x = 583,159.26 × 231,594.54
  4. Step 4: Simplify right side
    422,581.60x = 135,056,500,566.44
  5. Step 5: Solve for x
    x = 135,056,500,566.44/422,581.60
  6. Step 6: Final answer
    x = 319,598.63

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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.