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Finding the Fourth Proportional to 303,635.04, 419,014.80 and 169,499.04

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Solution

The fourth proportional to 303,635.04, 419,014.80 and 169,499.04 is: 233,907.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,635.04 : 419,014.80 = 169,499.04 : x
  2. Step 2: Convert to fraction form
    303,635.04/419,014.80 = 169,499.04/x
  3. Step 3: Cross multiply
    303,635.04x = 419,014.80 × 169,499.04
  4. Step 4: Simplify right side
    303,635.04x = 71,022,606,345.79
  5. Step 5: Solve for x
    x = 71,022,606,345.79/303,635.04
  6. Step 6: Final answer
    x = 233,907.81

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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.