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Finding the Fourth Proportional to 336,365.92, 503,518.56 and 217,801.36

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Solution

The fourth proportional to 336,365.92, 503,518.56 and 217,801.36 is: 326,034.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,365.92 : 503,518.56 = 217,801.36 : x
  2. Step 2: Convert to fraction form
    336,365.92/503,518.56 = 217,801.36/x
  3. Step 3: Cross multiply
    336,365.92x = 503,518.56 × 217,801.36
  4. Step 4: Simplify right side
    336,365.92x = 109,667,027,153.24
  5. Step 5: Solve for x
    x = 109,667,027,153.24/336,365.92
  6. Step 6: Final answer
    x = 326,034.89

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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.