Home / 335,622.10-503,433.15-322,719.70

Finding the Fourth Proportional to 335,622.10, 503,433.15 and 322,719.70

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Solution

The fourth proportional to 335,622.10, 503,433.15 and 322,719.70 is: 484,079.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,622.10 : 503,433.15 = 322,719.70 : x
  2. Step 2: Convert to fraction form
    335,622.10/503,433.15 = 322,719.70/x
  3. Step 3: Cross multiply
    335,622.10x = 503,433.15 × 322,719.70
  4. Step 4: Simplify right side
    335,622.10x = 162,467,795,138.06
  5. Step 5: Solve for x
    x = 162,467,795,138.06/335,622.10
  6. Step 6: Final answer
    x = 484,079.55

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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.