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Finding the Fourth Proportional to 403,233.40, 604,850.10 and 341,025.40

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Solution

The fourth proportional to 403,233.40, 604,850.10 and 341,025.40 is: 511,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,233.40 : 604,850.10 = 341,025.40 : x
  2. Step 2: Convert to fraction form
    403,233.40/604,850.10 = 341,025.40/x
  3. Step 3: Cross multiply
    403,233.40x = 604,850.10 × 341,025.40
  4. Step 4: Simplify right side
    403,233.40x = 206,269,247,292.54
  5. Step 5: Solve for x
    x = 206,269,247,292.54/403,233.40
  6. Step 6: Final answer
    x = 511,538.10

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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.