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Finding the Fourth Proportional to 433,398.12, 650,216.79 and 180,797.34

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Solution

The fourth proportional to 433,398.12, 650,216.79 and 180,797.34 is: 271,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,398.12 : 650,216.79 = 180,797.34 : x
  2. Step 2: Convert to fraction form
    433,398.12/650,216.79 = 180,797.34/x
  3. Step 3: Cross multiply
    433,398.12x = 650,216.79 × 180,797.34
  4. Step 4: Simplify right side
    433,398.12x = 117,557,466,055.34
  5. Step 5: Solve for x
    x = 117,557,466,055.34/433,398.12
  6. Step 6: Final answer
    x = 271,245.91

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1.5x scale

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.