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Finding the Fourth Proportional to 335,399.22, 462,808.80 and 226,739.93

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Solution

The fourth proportional to 335,399.22, 462,808.80 and 226,739.93 is: 312,872.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,399.22 : 462,808.80 = 226,739.93 : x
  2. Step 2: Convert to fraction form
    335,399.22/462,808.80 = 226,739.93/x
  3. Step 3: Cross multiply
    335,399.22x = 462,808.80 × 226,739.93
  4. Step 4: Simplify right side
    335,399.22x = 104,937,232,601.34
  5. Step 5: Solve for x
    x = 104,937,232,601.34/335,399.22
  6. Step 6: Final answer
    x = 312,872.62

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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.