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Finding the Fourth Proportional to 336,398.50, 504,597.75 and 136,827.46

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Solution

The fourth proportional to 336,398.50, 504,597.75 and 136,827.46 is: 205,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,398.50 : 504,597.75 = 136,827.46 : x
  2. Step 2: Convert to fraction form
    336,398.50/504,597.75 = 136,827.46/x
  3. Step 3: Cross multiply
    336,398.50x = 504,597.75 × 136,827.46
  4. Step 4: Simplify right side
    336,398.50x = 69,042,828,454.22
  5. Step 5: Solve for x
    x = 69,042,828,454.22/336,398.50
  6. Step 6: Final answer
    x = 205,241.19

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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.