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Finding the Fourth Proportional to 536,673.52, 805,107.48 and 220,958.20

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Solution

The fourth proportional to 536,673.52, 805,107.48 and 220,958.20 is: 331,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,673.52 : 805,107.48 = 220,958.20 : x
  2. Step 2: Convert to fraction form
    536,673.52/805,107.48 = 220,958.20/x
  3. Step 3: Cross multiply
    536,673.52x = 805,107.48 × 220,958.20
  4. Step 4: Simplify right side
    536,673.52x = 177,895,099,587.34
  5. Step 5: Solve for x
    x = 177,895,099,587.34/536,673.52
  6. Step 6: Final answer
    x = 331,477.32

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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.