Home / 334,410.32-501,402.12-220,426.56

Finding the Fourth Proportional to 334,410.32, 501,402.12 and 220,426.56

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Solution

The fourth proportional to 334,410.32, 501,402.12 and 220,426.56 is: 330,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,410.32 : 501,402.12 = 220,426.56 : x
  2. Step 2: Convert to fraction form
    334,410.32/501,402.12 = 220,426.56/x
  3. Step 3: Cross multiply
    334,410.32x = 501,402.12 × 220,426.56
  4. Step 4: Simplify right side
    334,410.32x = 110,522,344,488.31
  5. Step 5: Solve for x
    x = 110,522,344,488.31/334,410.32
  6. Step 6: Final answer
    x = 330,499.20

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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.