Home / 384,328.18-573,969.07-327,563.38

Finding the Fourth Proportional to 384,328.18, 573,969.07 and 327,563.38

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Solution

The fourth proportional to 384,328.18, 573,969.07 and 327,563.38 is: 489,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,328.18 : 573,969.07 = 327,563.38 : x
  2. Step 2: Convert to fraction form
    384,328.18/573,969.07 = 327,563.38/x
  3. Step 3: Cross multiply
    384,328.18x = 573,969.07 × 327,563.38
  4. Step 4: Simplify right side
    384,328.18x = 188,011,248,584.66
  5. Step 5: Solve for x
    x = 188,011,248,584.66/384,328.18
  6. Step 6: Final answer
    x = 489,194.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.