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Finding the Fourth Proportional to 262,882.80, 393,805.80 and 244,220.40

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Solution

The fourth proportional to 262,882.80, 393,805.80 and 244,220.40 is: 365,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,882.80 : 393,805.80 = 244,220.40 : x
  2. Step 2: Convert to fraction form
    262,882.80/393,805.80 = 244,220.40/x
  3. Step 3: Cross multiply
    262,882.80x = 393,805.80 × 244,220.40
  4. Step 4: Simplify right side
    262,882.80x = 96,175,409,998.32
  5. Step 5: Solve for x
    x = 96,175,409,998.32/262,882.80
  6. Step 6: Final answer
    x = 365,849.00

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1.5x scale

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.