Home / 822,092.28-1,233,144.90-289,491.36

Finding the Fourth Proportional to 822,092.28, 1,233,144.90 and 289,491.36

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Solution

The fourth proportional to 822,092.28, 1,233,144.90 and 289,491.36 is: 434,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,092.28 : 1,233,144.90 = 289,491.36 : x
  2. Step 2: Convert to fraction form
    822,092.28/1,233,144.90 = 289,491.36/x
  3. Step 3: Cross multiply
    822,092.28x = 1,233,144.90 × 289,491.36
  4. Step 4: Simplify right side
    822,092.28x = 356,984,794,178.06
  5. Step 5: Solve for x
    x = 356,984,794,178.06/822,092.28
  6. Step 6: Final answer
    x = 434,239.32

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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.