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Finding the Fourth Proportional to 336,528.64, 504,888.33 and 136,992.22

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Solution

The fourth proportional to 336,528.64, 504,888.33 and 136,992.22 is: 205,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,528.64 : 504,888.33 = 136,992.22 : x
  2. Step 2: Convert to fraction form
    336,528.64/504,888.33 = 136,992.22/x
  3. Step 3: Cross multiply
    336,528.64x = 504,888.33 × 136,992.22
  4. Step 4: Simplify right side
    336,528.64x = 69,165,773,178.79
  5. Step 5: Solve for x
    x = 69,165,773,178.79/336,528.64
  6. Step 6: Final answer
    x = 205,527.15

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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.