Home / 794,615.39-1,191,896.76-345,336.74

Finding the Fourth Proportional to 794,615.39, 1,191,896.76 and 345,336.74

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Solution

The fourth proportional to 794,615.39, 1,191,896.76 and 345,336.74 is: 517,993.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,615.39 : 1,191,896.76 = 345,336.74 : x
  2. Step 2: Convert to fraction form
    794,615.39/1,191,896.76 = 345,336.74/x
  3. Step 3: Cross multiply
    794,615.39x = 1,191,896.76 × 345,336.74
  4. Step 4: Simplify right side
    794,615.39x = 411,605,741,514.96
  5. Step 5: Solve for x
    x = 411,605,741,514.96/794,615.39
  6. Step 6: Final answer
    x = 517,993.67

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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.