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Finding the Fourth Proportional to 365,787.54, 504,415.89 and 222,407.82

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Solution

The fourth proportional to 365,787.54, 504,415.89 and 222,407.82 is: 306,697.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,787.54 : 504,415.89 = 222,407.82 : x
  2. Step 2: Convert to fraction form
    365,787.54/504,415.89 = 222,407.82/x
  3. Step 3: Cross multiply
    365,787.54x = 504,415.89 × 222,407.82
  4. Step 4: Simplify right side
    365,787.54x = 112,186,038,468.26
  5. Step 5: Solve for x
    x = 112,186,038,468.26/365,787.54
  6. Step 6: Final answer
    x = 306,697.27

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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.