Home / 832,819.43-1,149,294.54-450,846.21

Finding the Fourth Proportional to 832,819.43, 1,149,294.54 and 450,846.21

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Solution

The fourth proportional to 832,819.43, 1,149,294.54 and 450,846.21 is: 622,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,819.43 : 1,149,294.54 = 450,846.21 : x
  2. Step 2: Convert to fraction form
    832,819.43/1,149,294.54 = 450,846.21/x
  3. Step 3: Cross multiply
    832,819.43x = 1,149,294.54 × 450,846.21
  4. Step 4: Simplify right side
    832,819.43x = 518,155,087,532.69
  5. Step 5: Solve for x
    x = 518,155,087,532.69/832,819.43
  6. Step 6: Final answer
    x = 622,169.79

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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.