Home / 345,464.72-476,739.24-194,610.32

Finding the Fourth Proportional to 345,464.72, 476,739.24 and 194,610.32

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Solution

The fourth proportional to 345,464.72, 476,739.24 and 194,610.32 is: 268,561.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,464.72 : 476,739.24 = 194,610.32 : x
  2. Step 2: Convert to fraction form
    345,464.72/476,739.24 = 194,610.32/x
  3. Step 3: Cross multiply
    345,464.72x = 476,739.24 × 194,610.32
  4. Step 4: Simplify right side
    345,464.72x = 92,778,376,052.96
  5. Step 5: Solve for x
    x = 92,778,376,052.96/345,464.72
  6. Step 6: Final answer
    x = 268,561.07

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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.