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Finding the Fourth Proportional to 555,958.32, 766,817.04 and 352,042.44

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Solution

The fourth proportional to 555,958.32, 766,817.04 and 352,042.44 is: 485,561.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,958.32 : 766,817.04 = 352,042.44 : x
  2. Step 2: Convert to fraction form
    555,958.32/766,817.04 = 352,042.44/x
  3. Step 3: Cross multiply
    555,958.32x = 766,817.04 × 352,042.44
  4. Step 4: Simplify right side
    555,958.32x = 269,952,141,795.18
  5. Step 5: Solve for x
    x = 269,952,141,795.18/555,958.32
  6. Step 6: Final answer
    x = 485,561.83

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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.