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Finding the Fourth Proportional to 335,317.42, 462,503.81 and 227,700.62

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Solution

The fourth proportional to 335,317.42, 462,503.81 and 227,700.62 is: 314,067.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,317.42 : 462,503.81 = 227,700.62 : x
  2. Step 2: Convert to fraction form
    335,317.42/462,503.81 = 227,700.62/x
  3. Step 3: Cross multiply
    335,317.42x = 462,503.81 × 227,700.62
  4. Step 4: Simplify right side
    335,317.42x = 105,312,400,838.34
  5. Step 5: Solve for x
    x = 105,312,400,838.34/335,317.42
  6. Step 6: Final answer
    x = 314,067.79

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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.