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Finding the Fourth Proportional to 602,169.42, 903,255.65 and 203,090.52

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Solution

The fourth proportional to 602,169.42, 903,255.65 and 203,090.52 is: 304,636.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,169.42 : 903,255.65 = 203,090.52 : x
  2. Step 2: Convert to fraction form
    602,169.42/903,255.65 = 203,090.52/x
  3. Step 3: Cross multiply
    602,169.42x = 903,255.65 × 203,090.52
  4. Step 4: Simplify right side
    602,169.42x = 183,442,659,651.44
  5. Step 5: Solve for x
    x = 183,442,659,651.44/602,169.42
  6. Step 6: Final answer
    x = 304,636.29

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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.