Home / 832,839.29-1,149,320.81-450,865.16

Finding the Fourth Proportional to 832,839.29, 1,149,320.81 and 450,865.16

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Solution

The fourth proportional to 832,839.29, 1,149,320.81 and 450,865.16 is: 622,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,839.29 : 1,149,320.81 = 450,865.16 : x
  2. Step 2: Convert to fraction form
    832,839.29/1,149,320.81 = 450,865.16/x
  3. Step 3: Cross multiply
    832,839.29x = 1,149,320.81 × 450,865.16
  4. Step 4: Simplify right side
    832,839.29x = 518,188,702,891.05
  5. Step 5: Solve for x
    x = 518,188,702,891.05/832,839.29
  6. Step 6: Final answer
    x = 622,195.32

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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.