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Finding the Fourth Proportional to 365,735.52, 504,816.45 and 212,803.26

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Solution

The fourth proportional to 365,735.52, 504,816.45 and 212,803.26 is: 293,727.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,735.52 : 504,816.45 = 212,803.26 : x
  2. Step 2: Convert to fraction form
    365,735.52/504,816.45 = 212,803.26/x
  3. Step 3: Cross multiply
    365,735.52x = 504,816.45 × 212,803.26
  4. Step 4: Simplify right side
    365,735.52x = 107,426,586,261.63
  5. Step 5: Solve for x
    x = 107,426,586,261.63/365,735.52
  6. Step 6: Final answer
    x = 293,727.52

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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.