Home / 756,334.13-1,134,855.29-377,284.16

Finding the Fourth Proportional to 756,334.13, 1,134,855.29 and 377,284.16

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Solution

The fourth proportional to 756,334.13, 1,134,855.29 and 377,284.16 is: 566,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,334.13 : 1,134,855.29 = 377,284.16 : x
  2. Step 2: Convert to fraction form
    756,334.13/1,134,855.29 = 377,284.16/x
  3. Step 3: Cross multiply
    756,334.13x = 1,134,855.29 × 377,284.16
  4. Step 4: Simplify right side
    756,334.13x = 428,162,928,589.56
  5. Step 5: Solve for x
    x = 428,162,928,589.56/756,334.13
  6. Step 6: Final answer
    x = 566,102.88

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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.