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Finding the Fourth Proportional to 407,325.80, 611,192.21 and 182,846.04

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Solution

The fourth proportional to 407,325.80, 611,192.21 and 182,846.04 is: 274,360.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,325.80 : 611,192.21 = 182,846.04 : x
  2. Step 2: Convert to fraction form
    407,325.80/611,192.21 = 182,846.04/x
  3. Step 3: Cross multiply
    407,325.80x = 611,192.21 × 182,846.04
  4. Step 4: Simplify right side
    407,325.80x = 111,754,074,363.12
  5. Step 5: Solve for x
    x = 111,754,074,363.12/407,325.80
  6. Step 6: Final answer
    x = 274,360.42

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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.