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Finding the Fourth Proportional to 599,349.82, 899,379.40 and 220,536.56

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Solution

The fourth proportional to 599,349.82, 899,379.40 and 220,536.56 is: 330,935.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,349.82 : 899,379.40 = 220,536.56 : x
  2. Step 2: Convert to fraction form
    599,349.82/899,379.40 = 220,536.56/x
  3. Step 3: Cross multiply
    599,349.82x = 899,379.40 × 220,536.56
  4. Step 4: Simplify right side
    599,349.82x = 198,346,039,010.86
  5. Step 5: Solve for x
    x = 198,346,039,010.86/599,349.82
  6. Step 6: Final answer
    x = 330,935.34

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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.