Home / 334,012.40-501,067.20-109,318.40

Finding the Fourth Proportional to 334,012.40, 501,067.20 and 109,318.40

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Solution

The fourth proportional to 334,012.40, 501,067.20 and 109,318.40 is: 163,993.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,012.40 : 501,067.20 = 109,318.40 : x
  2. Step 2: Convert to fraction form
    334,012.40/501,067.20 = 109,318.40/x
  3. Step 3: Cross multiply
    334,012.40x = 501,067.20 × 109,318.40
  4. Step 4: Simplify right side
    334,012.40x = 54,775,864,596.48
  5. Step 5: Solve for x
    x = 54,775,864,596.48/334,012.40
  6. Step 6: Final answer
    x = 163,993.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.