Home / 442,723.22-610,955.18-251,736.60

Finding the Fourth Proportional to 442,723.22, 610,955.18 and 251,736.60

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Solution

The fourth proportional to 442,723.22, 610,955.18 and 251,736.60 is: 347,394.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,723.22 : 610,955.18 = 251,736.60 : x
  2. Step 2: Convert to fraction form
    442,723.22/610,955.18 = 251,736.60/x
  3. Step 3: Cross multiply
    442,723.22x = 610,955.18 × 251,736.60
  4. Step 4: Simplify right side
    442,723.22x = 153,799,779,765.59
  5. Step 5: Solve for x
    x = 153,799,779,765.59/442,723.22
  6. Step 6: Final answer
    x = 347,394.88

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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.