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Finding the Fourth Proportional to 299,452.22, 413,237.62 and 163,479.54

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Solution

The fourth proportional to 299,452.22, 413,237.62 and 163,479.54 is: 225,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,452.22 : 413,237.62 = 163,479.54 : x
  2. Step 2: Convert to fraction form
    299,452.22/413,237.62 = 163,479.54/x
  3. Step 3: Cross multiply
    299,452.22x = 413,237.62 × 163,479.54
  4. Step 4: Simplify right side
    299,452.22x = 67,555,895,619.60
  5. Step 5: Solve for x
    x = 67,555,895,619.60/299,452.22
  6. Step 6: Final answer
    x = 225,598.25

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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.