Home / 822,094.28-1,233,147.90-289,493.36

Finding the Fourth Proportional to 822,094.28, 1,233,147.90 and 289,493.36

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Solution

The fourth proportional to 822,094.28, 1,233,147.90 and 289,493.36 is: 434,242.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,094.28 : 1,233,147.90 = 289,493.36 : x
  2. Step 2: Convert to fraction form
    822,094.28/1,233,147.90 = 289,493.36/x
  3. Step 3: Cross multiply
    822,094.28x = 1,233,147.90 × 289,493.36
  4. Step 4: Simplify right side
    822,094.28x = 356,988,128,947.94
  5. Step 5: Solve for x
    x = 356,988,128,947.94/822,094.28
  6. Step 6: Final answer
    x = 434,242.32

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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.