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Finding the Fourth Proportional to 433,016.08, 597,537.95 and 239,412.51

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Solution

The fourth proportional to 433,016.08, 597,537.95 and 239,412.51 is: 330,375.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,016.08 : 597,537.95 = 239,412.51 : x
  2. Step 2: Convert to fraction form
    433,016.08/597,537.95 = 239,412.51/x
  3. Step 3: Cross multiply
    433,016.08x = 597,537.95 × 239,412.51
  4. Step 4: Simplify right side
    433,016.08x = 143,058,059,232.69
  5. Step 5: Solve for x
    x = 143,058,059,232.69/433,016.08
  6. Step 6: Final answer
    x = 330,375.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.