Home / 326,273.46-489,351.86-207,592.26

Finding the Fourth Proportional to 326,273.46, 489,351.86 and 207,592.26

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Solution

The fourth proportional to 326,273.46, 489,351.86 and 207,592.26 is: 311,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,273.46 : 489,351.86 = 207,592.26 : x
  2. Step 2: Convert to fraction form
    326,273.46/489,351.86 = 207,592.26/x
  3. Step 3: Cross multiply
    326,273.46x = 489,351.86 × 207,592.26
  4. Step 4: Simplify right side
    326,273.46x = 101,585,658,552.60
  5. Step 5: Solve for x
    x = 101,585,658,552.60/326,273.46
  6. Step 6: Final answer
    x = 311,351.28

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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.