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Finding the Fourth Proportional to 422,417.92, 582,952.80 and 241,159.36

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Solution

The fourth proportional to 422,417.92, 582,952.80 and 241,159.36 is: 332,809.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,417.92 : 582,952.80 = 241,159.36 : x
  2. Step 2: Convert to fraction form
    422,417.92/582,952.80 = 241,159.36/x
  3. Step 3: Cross multiply
    422,417.92x = 582,952.80 × 241,159.36
  4. Step 4: Simplify right side
    422,417.92x = 140,584,524,158.21
  5. Step 5: Solve for x
    x = 140,584,524,158.21/422,417.92
  6. Step 6: Final answer
    x = 332,809.09

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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.