Home / 774,209.88-1,161,314.37-241,776.54

Finding the Fourth Proportional to 774,209.88, 1,161,314.37 and 241,776.54

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Solution

The fourth proportional to 774,209.88, 1,161,314.37 and 241,776.54 is: 362,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,209.88 : 1,161,314.37 = 241,776.54 : x
  2. Step 2: Convert to fraction form
    774,209.88/1,161,314.37 = 241,776.54/x
  3. Step 3: Cross multiply
    774,209.88x = 1,161,314.37 × 241,776.54
  4. Step 4: Simplify right side
    774,209.88x = 280,778,570,230.88
  5. Step 5: Solve for x
    x = 280,778,570,230.88/774,209.88
  6. Step 6: Final answer
    x = 362,664.67

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Double scale
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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.