Home / 1,301,760.23-1,953,154.31-403,272.05

Finding the Fourth Proportional to 1,301,760.23, 1,953,154.31 and 403,272.05

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Solution

The fourth proportional to 1,301,760.23, 1,953,154.31 and 403,272.05 is: 605,067.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,760.23 : 1,953,154.31 = 403,272.05 : x
  2. Step 2: Convert to fraction form
    1,301,760.23/1,953,154.31 = 403,272.05/x
  3. Step 3: Cross multiply
    1,301,760.23x = 1,953,154.31 × 403,272.05
  4. Step 4: Simplify right side
    1,301,760.23x = 787,652,530,777.90
  5. Step 5: Solve for x
    x = 787,652,530,777.90/1,301,760.23
  6. Step 6: Final answer
    x = 605,067.29

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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.