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Finding the Fourth Proportional to 365,472.30, 504,507.24 and 222,278.34

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Solution

The fourth proportional to 365,472.30, 504,507.24 and 222,278.34 is: 306,838.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,472.30 : 504,507.24 = 222,278.34 : x
  2. Step 2: Convert to fraction form
    365,472.30/504,507.24 = 222,278.34/x
  3. Step 3: Cross multiply
    365,472.30x = 504,507.24 × 222,278.34
  4. Step 4: Simplify right side
    365,472.30x = 112,141,031,825.18
  5. Step 5: Solve for x
    x = 112,141,031,825.18/365,472.30
  6. Step 6: Final answer
    x = 306,838.66

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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.