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Finding the Fourth Proportional to 365,749.56, 504,813.38 and 222,555.69

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Solution

The fourth proportional to 365,749.56, 504,813.38 and 222,555.69 is: 307,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,749.56 : 504,813.38 = 222,555.69 : x
  2. Step 2: Convert to fraction form
    365,749.56/504,813.38 = 222,555.69/x
  3. Step 3: Cross multiply
    365,749.56x = 504,813.38 × 222,555.69
  4. Step 4: Simplify right side
    365,749.56x = 112,349,088,994.35
  5. Step 5: Solve for x
    x = 112,349,088,994.35/365,749.56
  6. Step 6: Final answer
    x = 307,174.91

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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.