Home / 794,233.80-1,191,350.70-457,144.20

Finding the Fourth Proportional to 794,233.80, 1,191,350.70 and 457,144.20

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Solution

The fourth proportional to 794,233.80, 1,191,350.70 and 457,144.20 is: 685,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,233.80 : 1,191,350.70 = 457,144.20 : x
  2. Step 2: Convert to fraction form
    794,233.80/1,191,350.70 = 457,144.20/x
  3. Step 3: Cross multiply
    794,233.80x = 1,191,350.70 × 457,144.20
  4. Step 4: Simplify right side
    794,233.80x = 544,619,062,670.94
  5. Step 5: Solve for x
    x = 544,619,062,670.94/794,233.80
  6. Step 6: Final answer
    x = 685,716.30

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Double scale
Find fourth proportional to 794,234.80, 1,191,352.20 and 457,145.20
Similar ratio
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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.