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Finding the Fourth Proportional to 333,272.80, 459,438 and 237,613.44

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Solution

The fourth proportional to 333,272.80, 459,438 and 237,613.44 is: 327,565.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,272.80 : 459,438 = 237,613.44 : x
  2. Step 2: Convert to fraction form
    333,272.80/459,438 = 237,613.44/x
  3. Step 3: Cross multiply
    333,272.80x = 459,438 × 237,613.44
  4. Step 4: Simplify right side
    333,272.80x = 109,168,643,646.72
  5. Step 5: Solve for x
    x = 109,168,643,646.72/333,272.80
  6. Step 6: Final answer
    x = 327,565.42

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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.