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Finding the Fourth Proportional to 403,553.19, 605,119.59 and 150,625.66

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Solution

The fourth proportional to 403,553.19, 605,119.59 and 150,625.66 is: 225,860.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,553.19 : 605,119.59 = 150,625.66 : x
  2. Step 2: Convert to fraction form
    403,553.19/605,119.59 = 150,625.66/x
  3. Step 3: Cross multiply
    403,553.19x = 605,119.59 × 150,625.66
  4. Step 4: Simplify right side
    403,553.19x = 91,146,537,622.68
  5. Step 5: Solve for x
    x = 91,146,537,622.68/403,553.19
  6. Step 6: Final answer
    x = 225,860.04

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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.