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Finding the Fourth Proportional to 360,033.84, 496,850.85 and 198,885.51

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Solution

The fourth proportional to 360,033.84, 496,850.85 and 198,885.51 is: 274,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,033.84 : 496,850.85 = 198,885.51 : x
  2. Step 2: Convert to fraction form
    360,033.84/496,850.85 = 198,885.51/x
  3. Step 3: Cross multiply
    360,033.84x = 496,850.85 × 198,885.51
  4. Step 4: Simplify right side
    360,033.84x = 98,816,435,193.40
  5. Step 5: Solve for x
    x = 98,816,435,193.40/360,033.84
  6. Step 6: Final answer
    x = 274,464.30

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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.