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Finding the Fourth Proportional to 303,822.84, 419,100.30 and 182,880.12

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Solution

The fourth proportional to 303,822.84, 419,100.30 and 182,880.12 is: 252,269.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,822.84 : 419,100.30 = 182,880.12 : x
  2. Step 2: Convert to fraction form
    303,822.84/419,100.30 = 182,880.12/x
  3. Step 3: Cross multiply
    303,822.84x = 419,100.30 × 182,880.12
  4. Step 4: Simplify right side
    303,822.84x = 76,645,113,156.04
  5. Step 5: Solve for x
    x = 76,645,113,156.04/303,822.84
  6. Step 6: Final answer
    x = 252,269.10

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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.