Home / 345,932.82-519,049.08-185,821.93

Finding the Fourth Proportional to 345,932.82, 519,049.08 and 185,821.93

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Solution

The fourth proportional to 345,932.82, 519,049.08 and 185,821.93 is: 278,813.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,932.82 : 519,049.08 = 185,821.93 : x
  2. Step 2: Convert to fraction form
    345,932.82/519,049.08 = 185,821.93/x
  3. Step 3: Cross multiply
    345,932.82x = 519,049.08 × 185,821.93
  4. Step 4: Simplify right side
    345,932.82x = 96,450,699,485.46
  5. Step 5: Solve for x
    x = 96,450,699,485.46/345,932.82
  6. Step 6: Final answer
    x = 278,813.38

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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.