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Finding the Fourth Proportional to 303,703, 419,136.06 and 169,592.92

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Solution

The fourth proportional to 303,703, 419,136.06 and 169,592.92 is: 234,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,703 : 419,136.06 = 169,592.92 : x
  2. Step 2: Convert to fraction form
    303,703/419,136.06 = 169,592.92/x
  3. Step 3: Cross multiply
    303,703x = 419,136.06 × 169,592.92
  4. Step 4: Simplify right side
    303,703x = 71,082,508,292.70
  5. Step 5: Solve for x
    x = 71,082,508,292.70/303,703
  6. Step 6: Final answer
    x = 234,052.70

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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.