Home / 408,457.24-563,665.98-229,609.24

Finding the Fourth Proportional to 408,457.24, 563,665.98 and 229,609.24

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Solution

The fourth proportional to 408,457.24, 563,665.98 and 229,609.24 is: 316,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,457.24 : 563,665.98 = 229,609.24 : x
  2. Step 2: Convert to fraction form
    408,457.24/563,665.98 = 229,609.24/x
  3. Step 3: Cross multiply
    408,457.24x = 563,665.98 × 229,609.24
  4. Step 4: Simplify right side
    408,457.24x = 129,422,917,281.66
  5. Step 5: Solve for x
    x = 129,422,917,281.66/408,457.24
  6. Step 6: Final answer
    x = 316,857.93

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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.