Home / 269,829.04-404,706.63-80,318.66

Finding the Fourth Proportional to 269,829.04, 404,706.63 and 80,318.66

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Solution

The fourth proportional to 269,829.04, 404,706.63 and 80,318.66 is: 120,466.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,829.04 : 404,706.63 = 80,318.66 : x
  2. Step 2: Convert to fraction form
    269,829.04/404,706.63 = 80,318.66/x
  3. Step 3: Cross multiply
    269,829.04x = 404,706.63 × 80,318.66
  4. Step 4: Simplify right side
    269,829.04x = 32,505,492,040.59
  5. Step 5: Solve for x
    x = 32,505,492,040.59/269,829.04
  6. Step 6: Final answer
    x = 120,466.99

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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.