Home / 773,378.07-1,067,390.01-451,088.16

Finding the Fourth Proportional to 773,378.07, 1,067,390.01 and 451,088.16

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Solution

The fourth proportional to 773,378.07, 1,067,390.01 and 451,088.16 is: 622,576.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,378.07 : 1,067,390.01 = 451,088.16 : x
  2. Step 2: Convert to fraction form
    773,378.07/1,067,390.01 = 451,088.16/x
  3. Step 3: Cross multiply
    773,378.07x = 1,067,390.01 × 451,088.16
  4. Step 4: Simplify right side
    773,378.07x = 481,486,995,613.28
  5. Step 5: Solve for x
    x = 481,486,995,613.28/773,378.07
  6. Step 6: Final answer
    x = 622,576.48

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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.