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Finding the Fourth Proportional to 356,203.08, 534,311.46 and 166,558.86

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Solution

The fourth proportional to 356,203.08, 534,311.46 and 166,558.86 is: 249,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,203.08 : 534,311.46 = 166,558.86 : x
  2. Step 2: Convert to fraction form
    356,203.08/534,311.46 = 166,558.86/x
  3. Step 3: Cross multiply
    356,203.08x = 534,311.46 × 166,558.86
  4. Step 4: Simplify right side
    356,203.08x = 88,994,307,662.54
  5. Step 5: Solve for x
    x = 88,994,307,662.54/356,203.08
  6. Step 6: Final answer
    x = 249,841.49

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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.