Home / 649,158.24-973,646.64-222,687.10

Finding the Fourth Proportional to 649,158.24, 973,646.64 and 222,687.10

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Solution

The fourth proportional to 649,158.24, 973,646.64 and 222,687.10 is: 333,999.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,158.24 : 973,646.64 = 222,687.10 : x
  2. Step 2: Convert to fraction form
    649,158.24/973,646.64 = 222,687.10/x
  3. Step 3: Cross multiply
    649,158.24x = 973,646.64 × 222,687.10
  4. Step 4: Simplify right side
    649,158.24x = 216,818,540,704.68
  5. Step 5: Solve for x
    x = 216,818,540,704.68/649,158.24
  6. Step 6: Final answer
    x = 333,999.52

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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.