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Finding the Fourth Proportional to 524,067.48, 785,540.70 and 239,331.35

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Solution

The fourth proportional to 524,067.48, 785,540.70 and 239,331.35 is: 358,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,067.48 : 785,540.70 = 239,331.35 : x
  2. Step 2: Convert to fraction form
    524,067.48/785,540.70 = 239,331.35/x
  3. Step 3: Cross multiply
    524,067.48x = 785,540.70 × 239,331.35
  4. Step 4: Simplify right side
    524,067.48x = 188,004,517,277.30
  5. Step 5: Solve for x
    x = 188,004,517,277.30/524,067.48
  6. Step 6: Final answer
    x = 358,741.05

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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.