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Finding the Fourth Proportional to 336,394.81, 504,592.21 and 230,893.93

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Solution

The fourth proportional to 336,394.81, 504,592.21 and 230,893.93 is: 346,340.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,394.81 : 504,592.21 = 230,893.93 : x
  2. Step 2: Convert to fraction form
    336,394.81/504,592.21 = 230,893.93/x
  3. Step 3: Cross multiply
    336,394.81x = 504,592.21 × 230,893.93
  4. Step 4: Simplify right side
    336,394.81x = 116,507,278,414.29
  5. Step 5: Solve for x
    x = 116,507,278,414.29/336,394.81
  6. Step 6: Final answer
    x = 346,340.89

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Similar ratio
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1.5x scale

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.