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Finding the Fourth Proportional to 364,266.39, 502,687.62 and 213,363.39

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Solution

The fourth proportional to 364,266.39, 502,687.62 and 213,363.39 is: 294,441.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,266.39 : 502,687.62 = 213,363.39 : x
  2. Step 2: Convert to fraction form
    364,266.39/502,687.62 = 213,363.39/x
  3. Step 3: Cross multiply
    364,266.39x = 502,687.62 × 213,363.39
  4. Step 4: Simplify right side
    364,266.39x = 107,255,134,714.23
  5. Step 5: Solve for x
    x = 107,255,134,714.23/364,266.39
  6. Step 6: Final answer
    x = 294,441.48

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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.