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Finding the Fourth Proportional to 494,800.20, 741,617.10 and 369,995.40

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Solution

The fourth proportional to 494,800.20, 741,617.10 and 369,995.40 is: 554,557.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,800.20 : 741,617.10 = 369,995.40 : x
  2. Step 2: Convert to fraction form
    494,800.20/741,617.10 = 369,995.40/x
  3. Step 3: Cross multiply
    494,800.20x = 741,617.10 × 369,995.40
  4. Step 4: Simplify right side
    494,800.20x = 274,394,915,561.34
  5. Step 5: Solve for x
    x = 274,394,915,561.34/494,800.20
  6. Step 6: Final answer
    x = 554,557.00

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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.