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Finding the Fourth Proportional to 338,694.96, 507,938.72 and 234,185.52

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Solution

The fourth proportional to 338,694.96, 507,938.72 and 234,185.52 is: 351,206.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,694.96 : 507,938.72 = 234,185.52 : x
  2. Step 2: Convert to fraction form
    338,694.96/507,938.72 = 234,185.52/x
  3. Step 3: Cross multiply
    338,694.96x = 507,938.72 × 234,185.52
  4. Step 4: Simplify right side
    338,694.96x = 118,951,893,271.33
  5. Step 5: Solve for x
    x = 118,951,893,271.33/338,694.96
  6. Step 6: Final answer
    x = 351,206.56

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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.