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Finding the Fourth Proportional to 365,029.53, 503,735.45 and 203,886.87

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Solution

The fourth proportional to 365,029.53, 503,735.45 and 203,886.87 is: 281,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,029.53 : 503,735.45 = 203,886.87 : x
  2. Step 2: Convert to fraction form
    365,029.53/503,735.45 = 203,886.87/x
  3. Step 3: Cross multiply
    365,029.53x = 503,735.45 × 203,886.87
  4. Step 4: Simplify right side
    365,029.53x = 102,705,043,189.11
  5. Step 5: Solve for x
    x = 102,705,043,189.11/365,029.53
  6. Step 6: Final answer
    x = 281,360.92

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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.