Home / 829,008.80-1,244,169.30-323,811.80

Finding the Fourth Proportional to 829,008.80, 1,244,169.30 and 323,811.80

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Solution

The fourth proportional to 829,008.80, 1,244,169.30 and 323,811.80 is: 485,973.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,008.80 : 1,244,169.30 = 323,811.80 : x
  2. Step 2: Convert to fraction form
    829,008.80/1,244,169.30 = 323,811.80/x
  3. Step 3: Cross multiply
    829,008.80x = 1,244,169.30 × 323,811.80
  4. Step 4: Simplify right side
    829,008.80x = 402,876,700,537.74
  5. Step 5: Solve for x
    x = 402,876,700,537.74/829,008.80
  6. Step 6: Final answer
    x = 485,973.97

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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.