Home / 469,926.31-648,498.97-255,066.42

Finding the Fourth Proportional to 469,926.31, 648,498.97 and 255,066.42

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Solution

The fourth proportional to 469,926.31, 648,498.97 and 255,066.42 is: 351,992.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,926.31 : 648,498.97 = 255,066.42 : x
  2. Step 2: Convert to fraction form
    469,926.31/648,498.97 = 255,066.42/x
  3. Step 3: Cross multiply
    469,926.31x = 648,498.97 × 255,066.42
  4. Step 4: Simplify right side
    469,926.31x = 165,410,309,376.26
  5. Step 5: Solve for x
    x = 165,410,309,376.26/469,926.31
  6. Step 6: Final answer
    x = 351,992.02

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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.