Home / 822,035.58-1,233,753.21-323,749.50

Finding the Fourth Proportional to 822,035.58, 1,233,753.21 and 323,749.50

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Solution

The fourth proportional to 822,035.58, 1,233,753.21 and 323,749.50 is: 485,899.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,035.58 : 1,233,753.21 = 323,749.50 : x
  2. Step 2: Convert to fraction form
    822,035.58/1,233,753.21 = 323,749.50/x
  3. Step 3: Cross multiply
    822,035.58x = 1,233,753.21 × 323,749.50
  4. Step 4: Simplify right side
    822,035.58x = 399,426,984,860.90
  5. Step 5: Solve for x
    x = 399,426,984,860.90/822,035.58
  6. Step 6: Final answer
    x = 485,899.87

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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.