Home / 506,619.24-760,138.20-222,162.60

Finding the Fourth Proportional to 506,619.24, 760,138.20 and 222,162.60

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Solution

The fourth proportional to 506,619.24, 760,138.20 and 222,162.60 is: 333,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,619.24 : 760,138.20 = 222,162.60 : x
  2. Step 2: Convert to fraction form
    506,619.24/760,138.20 = 222,162.60/x
  3. Step 3: Cross multiply
    506,619.24x = 760,138.20 × 222,162.60
  4. Step 4: Simplify right side
    506,619.24x = 168,874,278,871.32
  5. Step 5: Solve for x
    x = 168,874,278,871.32/506,619.24
  6. Step 6: Final answer
    x = 333,335.70

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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.