Home / 702,604.56-1,054,074.48-229,290.80

Finding the Fourth Proportional to 702,604.56, 1,054,074.48 and 229,290.80

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Solution

The fourth proportional to 702,604.56, 1,054,074.48 and 229,290.80 is: 343,990.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,604.56 : 1,054,074.48 = 229,290.80 : x
  2. Step 2: Convert to fraction form
    702,604.56/1,054,074.48 = 229,290.80/x
  3. Step 3: Cross multiply
    702,604.56x = 1,054,074.48 × 229,290.80
  4. Step 4: Simplify right side
    702,604.56x = 241,689,580,778.78
  5. Step 5: Solve for x
    x = 241,689,580,778.78/702,604.56
  6. Step 6: Final answer
    x = 343,990.91

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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.