Home / 403,433.07-605,244.37-226,062.51

Finding the Fourth Proportional to 403,433.07, 605,244.37 and 226,062.51

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Solution

The fourth proportional to 403,433.07, 605,244.37 and 226,062.51 is: 339,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,433.07 : 605,244.37 = 226,062.51 : x
  2. Step 2: Convert to fraction form
    403,433.07/605,244.37 = 226,062.51/x
  3. Step 3: Cross multiply
    403,433.07x = 605,244.37 × 226,062.51
  4. Step 4: Simplify right side
    403,433.07x = 136,823,061,445.57
  5. Step 5: Solve for x
    x = 136,823,061,445.57/403,433.07
  6. Step 6: Final answer
    x = 339,146.87

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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.