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Finding the Fourth Proportional to 367,125.75, 506,665.60 and 214,213.21

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Solution

The fourth proportional to 367,125.75, 506,665.60 and 214,213.21 is: 295,632.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,125.75 : 506,665.60 = 214,213.21 : x
  2. Step 2: Convert to fraction form
    367,125.75/506,665.60 = 214,213.21/x
  3. Step 3: Cross multiply
    367,125.75x = 506,665.60 × 214,213.21
  4. Step 4: Simplify right side
    367,125.75x = 108,534,462,821.46
  5. Step 5: Solve for x
    x = 108,534,462,821.46/367,125.75
  6. Step 6: Final answer
    x = 295,632.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.