Home / 544,069.20-815,534.36-206,899.12

Finding the Fourth Proportional to 544,069.20, 815,534.36 and 206,899.12

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Solution

The fourth proportional to 544,069.20, 815,534.36 and 206,899.12 is: 310,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,069.20 : 815,534.36 = 206,899.12 : x
  2. Step 2: Convert to fraction form
    544,069.20/815,534.36 = 206,899.12/x
  3. Step 3: Cross multiply
    544,069.20x = 815,534.36 × 206,899.12
  4. Step 4: Simplify right side
    544,069.20x = 168,733,341,413.76
  5. Step 5: Solve for x
    x = 168,733,341,413.76/544,069.20
  6. Step 6: Final answer
    x = 310,132.13

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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.