Home / 306,556.46-459,829.38-137,957.48

Finding the Fourth Proportional to 306,556.46, 459,829.38 and 137,957.48

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Solution

The fourth proportional to 306,556.46, 459,829.38 and 137,957.48 is: 206,933.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,556.46 : 459,829.38 = 137,957.48 : x
  2. Step 2: Convert to fraction form
    306,556.46/459,829.38 = 137,957.48/x
  3. Step 3: Cross multiply
    306,556.46x = 459,829.38 × 137,957.48
  4. Step 4: Simplify right side
    306,556.46x = 63,436,902,494.76
  5. Step 5: Solve for x
    x = 63,436,902,494.76/306,556.46
  6. Step 6: Final answer
    x = 206,933.83

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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.