Home / 649,219.10-973,842.49-222,753.07

Finding the Fourth Proportional to 649,219.10, 973,842.49 and 222,753.07

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Solution

The fourth proportional to 649,219.10, 973,842.49 and 222,753.07 is: 334,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,219.10 : 973,842.49 = 222,753.07 : x
  2. Step 2: Convert to fraction form
    649,219.10/973,842.49 = 222,753.07/x
  3. Step 3: Cross multiply
    649,219.10x = 973,842.49 × 222,753.07
  4. Step 4: Simplify right side
    649,219.10x = 216,926,406,778.55
  5. Step 5: Solve for x
    x = 216,926,406,778.55/649,219.10
  6. Step 6: Final answer
    x = 334,134.36

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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.