Home / 605,414.10-906,371.55-369,218.10

Finding the Fourth Proportional to 605,414.10, 906,371.55 and 369,218.10

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Solution

The fourth proportional to 605,414.10, 906,371.55 and 369,218.10 is: 552,760.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,414.10 : 906,371.55 = 369,218.10 : x
  2. Step 2: Convert to fraction form
    605,414.10/906,371.55 = 369,218.10/x
  3. Step 3: Cross multiply
    605,414.10x = 906,371.55 × 369,218.10
  4. Step 4: Simplify right side
    605,414.10x = 334,648,781,585.06
  5. Step 5: Solve for x
    x = 334,648,781,585.06/605,414.10
  6. Step 6: Final answer
    x = 552,760.14

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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.