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Finding the Fourth Proportional to 365,700.86, 548,150.75 and 188,217.58

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Solution

The fourth proportional to 365,700.86, 548,150.75 and 188,217.58 is: 282,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,700.86 : 548,150.75 = 188,217.58 : x
  2. Step 2: Convert to fraction form
    365,700.86/548,150.75 = 188,217.58/x
  3. Step 3: Cross multiply
    365,700.86x = 548,150.75 × 188,217.58
  4. Step 4: Simplify right side
    365,700.86x = 103,171,603,958.34
  5. Step 5: Solve for x
    x = 103,171,603,958.34/365,700.86
  6. Step 6: Final answer
    x = 282,120.21

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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.