Home / 828,252.12-1,242,405.90-229,163.16

Finding the Fourth Proportional to 828,252.12, 1,242,405.90 and 229,163.16

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Solution

The fourth proportional to 828,252.12, 1,242,405.90 and 229,163.16 is: 343,752.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,252.12 : 1,242,405.90 = 229,163.16 : x
  2. Step 2: Convert to fraction form
    828,252.12/1,242,405.90 = 229,163.16/x
  3. Step 3: Cross multiply
    828,252.12x = 1,242,405.90 × 229,163.16
  4. Step 4: Simplify right side
    828,252.12x = 284,713,662,046.64
  5. Step 5: Solve for x
    x = 284,713,662,046.64/828,252.12
  6. Step 6: Final answer
    x = 343,752.41

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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.