Home / 360,127.04-496,998.74-198,982.12

Finding the Fourth Proportional to 360,127.04, 496,998.74 and 198,982.12

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Solution

The fourth proportional to 360,127.04, 496,998.74 and 198,982.12 is: 274,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,127.04 : 496,998.74 = 198,982.12 : x
  2. Step 2: Convert to fraction form
    360,127.04/496,998.74 = 198,982.12/x
  3. Step 3: Cross multiply
    360,127.04x = 496,998.74 × 198,982.12
  4. Step 4: Simplify right side
    360,127.04x = 98,893,862,922.53
  5. Step 5: Solve for x
    x = 98,893,862,922.53/360,127.04
  6. Step 6: Final answer
    x = 274,608.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.