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Finding the Fourth Proportional to 366,066.37, 506,135.52 and 320,614.03

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Solution

The fourth proportional to 366,066.37, 506,135.52 and 320,614.03 is: 443,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,066.37 : 506,135.52 = 320,614.03 : x
  2. Step 2: Convert to fraction form
    366,066.37/506,135.52 = 320,614.03/x
  3. Step 3: Cross multiply
    366,066.37x = 506,135.52 × 320,614.03
  4. Step 4: Simplify right side
    366,066.37x = 162,274,148,793.35
  5. Step 5: Solve for x
    x = 162,274,148,793.35/366,066.37
  6. Step 6: Final answer
    x = 443,291.61

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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.