Home / 389,336.36-584,001.09-123,097.05

Finding the Fourth Proportional to 389,336.36, 584,001.09 and 123,097.05

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Solution

The fourth proportional to 389,336.36, 584,001.09 and 123,097.05 is: 184,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,336.36 : 584,001.09 = 123,097.05 : x
  2. Step 2: Convert to fraction form
    389,336.36/584,001.09 = 123,097.05/x
  3. Step 3: Cross multiply
    389,336.36x = 584,001.09 × 123,097.05
  4. Step 4: Simplify right side
    389,336.36x = 71,888,811,375.78
  5. Step 5: Solve for x
    x = 71,888,811,375.78/389,336.36
  6. Step 6: Final answer
    x = 184,644.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.