Home / 946,330.44-1,305,958.38-516,613.80

Finding the Fourth Proportional to 946,330.44, 1,305,958.38 and 516,613.80

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Solution

The fourth proportional to 946,330.44, 1,305,958.38 and 516,613.80 is: 712,939.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,330.44 : 1,305,958.38 = 516,613.80 : x
  2. Step 2: Convert to fraction form
    946,330.44/1,305,958.38 = 516,613.80/x
  3. Step 3: Cross multiply
    946,330.44x = 1,305,958.38 × 516,613.80
  4. Step 4: Simplify right side
    946,330.44x = 674,676,121,333.64
  5. Step 5: Solve for x
    x = 674,676,121,333.64/946,330.44
  6. Step 6: Final answer
    x = 712,939.26

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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.