Home / 422,395.46-582,926.74-261,334.34

Finding the Fourth Proportional to 422,395.46, 582,926.74 and 261,334.34

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Solution

The fourth proportional to 422,395.46, 582,926.74 and 261,334.34 is: 360,654.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,395.46 : 582,926.74 = 261,334.34 : x
  2. Step 2: Convert to fraction form
    422,395.46/582,926.74 = 261,334.34/x
  3. Step 3: Cross multiply
    422,395.46x = 582,926.74 × 261,334.34
  4. Step 4: Simplify right side
    422,395.46x = 152,338,774,866.25
  5. Step 5: Solve for x
    x = 152,338,774,866.25/422,395.46
  6. Step 6: Final answer
    x = 360,654.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.