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Finding the Fourth Proportional to 355,652.60, 533,478.29 and 166,049.42

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Solution

The fourth proportional to 355,652.60, 533,478.29 and 166,049.42 is: 249,073.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,652.60 : 533,478.29 = 166,049.42 : x
  2. Step 2: Convert to fraction form
    355,652.60/533,478.29 = 166,049.42/x
  3. Step 3: Cross multiply
    355,652.60x = 533,478.29 × 166,049.42
  4. Step 4: Simplify right side
    355,652.60x = 88,583,757,139.45
  5. Step 5: Solve for x
    x = 88,583,757,139.45/355,652.60
  6. Step 6: Final answer
    x = 249,073.84

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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.