Home / 389,850.24-584,774.97-146,736.71

Finding the Fourth Proportional to 389,850.24, 584,774.97 and 146,736.71

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Solution

The fourth proportional to 389,850.24, 584,774.97 and 146,736.71 is: 220,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,850.24 : 584,774.97 = 146,736.71 : x
  2. Step 2: Convert to fraction form
    389,850.24/584,774.97 = 146,736.71/x
  3. Step 3: Cross multiply
    389,850.24x = 584,774.97 × 146,736.71
  4. Step 4: Simplify right side
    389,850.24x = 85,807,952,264.27
  5. Step 5: Solve for x
    x = 85,807,952,264.27/389,850.24
  6. Step 6: Final answer
    x = 220,104.91

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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.