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Finding the Fourth Proportional to 544,952.70, 816,845.85 and 245,382.30

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Solution

The fourth proportional to 544,952.70, 816,845.85 and 245,382.30 is: 367,810.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,952.70 : 816,845.85 = 245,382.30 : x
  2. Step 2: Convert to fraction form
    544,952.70/816,845.85 = 245,382.30/x
  3. Step 3: Cross multiply
    544,952.70x = 816,845.85 × 245,382.30
  4. Step 4: Simplify right side
    544,952.70x = 200,439,513,418.46
  5. Step 5: Solve for x
    x = 200,439,513,418.46/544,952.70
  6. Step 6: Final answer
    x = 367,810.85

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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.