Home / 753,771.07-1,040,344.21-431,481.18

Finding the Fourth Proportional to 753,771.07, 1,040,344.21 and 431,481.18

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Solution

The fourth proportional to 753,771.07, 1,040,344.21 and 431,481.18 is: 595,524.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,771.07 : 1,040,344.21 = 431,481.18 : x
  2. Step 2: Convert to fraction form
    753,771.07/1,040,344.21 = 431,481.18/x
  3. Step 3: Cross multiply
    753,771.07x = 1,040,344.21 × 431,481.18
  4. Step 4: Simplify right side
    753,771.07x = 448,888,947,139.22
  5. Step 5: Solve for x
    x = 448,888,947,139.22/753,771.07
  6. Step 6: Final answer
    x = 595,524.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.