Home / 326,056.30-489,084.45-270,069.10

Finding the Fourth Proportional to 326,056.30, 489,084.45 and 270,069.10

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Solution

The fourth proportional to 326,056.30, 489,084.45 and 270,069.10 is: 405,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,056.30 : 489,084.45 = 270,069.10 : x
  2. Step 2: Convert to fraction form
    326,056.30/489,084.45 = 270,069.10/x
  3. Step 3: Cross multiply
    326,056.30x = 489,084.45 × 270,069.10
  4. Step 4: Simplify right side
    326,056.30x = 132,086,597,235.50
  5. Step 5: Solve for x
    x = 132,086,597,235.50/326,056.30
  6. Step 6: Final answer
    x = 405,103.65

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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.