Home / 649,219.48-973,843.05-222,753.45

Finding the Fourth Proportional to 649,219.48, 973,843.05 and 222,753.45

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Solution

The fourth proportional to 649,219.48, 973,843.05 and 222,753.45 is: 334,134.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,219.48 : 973,843.05 = 222,753.45 : x
  2. Step 2: Convert to fraction form
    649,219.48/973,843.05 = 222,753.45/x
  3. Step 3: Cross multiply
    649,219.48x = 973,843.05 × 222,753.45
  4. Step 4: Simplify right side
    649,219.48x = 216,926,899,146.02
  5. Step 5: Solve for x
    x = 216,926,899,146.02/649,219.48
  6. Step 6: Final answer
    x = 334,134.92

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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.