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Finding the Fourth Proportional to 299,020.61, 412,526.52 and 182,674.04

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Solution

The fourth proportional to 299,020.61, 412,526.52 and 182,674.04 is: 252,015.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,020.61 : 412,526.52 = 182,674.04 : x
  2. Step 2: Convert to fraction form
    299,020.61/412,526.52 = 182,674.04/x
  3. Step 3: Cross multiply
    299,020.61x = 412,526.52 × 182,674.04
  4. Step 4: Simplify right side
    299,020.61x = 75,357,883,952.91
  5. Step 5: Solve for x
    x = 75,357,883,952.91/299,020.61
  6. Step 6: Final answer
    x = 252,015.68

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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.