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Finding the Fourth Proportional to 336,457, 504,436.38 and 203,306.08

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Solution

The fourth proportional to 336,457, 504,436.38 and 203,306.08 is: 304,808.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,457 : 504,436.38 = 203,306.08 : x
  2. Step 2: Convert to fraction form
    336,457/504,436.38 = 203,306.08/x
  3. Step 3: Cross multiply
    336,457x = 504,436.38 × 203,306.08
  4. Step 4: Simplify right side
    336,457x = 102,554,983,027.19
  5. Step 5: Solve for x
    x = 102,554,983,027.19/336,457
  6. Step 6: Final answer
    x = 304,808.59

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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.