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Finding the Fourth Proportional to 350,473.00, 483,653.17 and 189,328.04

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Solution

The fourth proportional to 350,473.00, 483,653.17 and 189,328.04 is: 261,272.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,473.00 : 483,653.17 = 189,328.04 : x
  2. Step 2: Convert to fraction form
    350,473.00/483,653.17 = 189,328.04/x
  3. Step 3: Cross multiply
    350,473.00x = 483,653.17 × 189,328.04
  4. Step 4: Simplify right side
    350,473.00x = 91,569,107,451.70
  5. Step 5: Solve for x
    x = 91,569,107,451.70/350,473.00
  6. Step 6: Final answer
    x = 261,272.93

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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.