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Finding the Fourth Proportional to 365,782.96, 504,953.05 and 275,173.42

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Solution

The fourth proportional to 365,782.96, 504,953.05 and 275,173.42 is: 379,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,782.96 : 504,953.05 = 275,173.42 : x
  2. Step 2: Convert to fraction form
    365,782.96/504,953.05 = 275,173.42/x
  3. Step 3: Cross multiply
    365,782.96x = 504,953.05 × 275,173.42
  4. Step 4: Simplify right side
    365,782.96x = 138,949,657,707.93
  5. Step 5: Solve for x
    x = 138,949,657,707.93/365,782.96
  6. Step 6: Final answer
    x = 379,869.14

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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.