Home / 610,074.25-913,824.00-489,478.29

Finding the Fourth Proportional to 610,074.25, 913,824.00 and 489,478.29

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Solution

The fourth proportional to 610,074.25, 913,824.00 and 489,478.29 is: 733,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,074.25 : 913,824.00 = 489,478.29 : x
  2. Step 2: Convert to fraction form
    610,074.25/913,824.00 = 489,478.29/x
  3. Step 3: Cross multiply
    610,074.25x = 913,824.00 × 489,478.29
  4. Step 4: Simplify right side
    610,074.25x = 447,297,005,982.16
  5. Step 5: Solve for x
    x = 447,297,005,982.16/610,074.25
  6. Step 6: Final answer
    x = 733,184.53

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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.