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Finding the Fourth Proportional to 365,032.96, 503,740.10 and 203,890.36

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Solution

The fourth proportional to 365,032.96, 503,740.10 and 203,890.36 is: 281,365.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,032.96 : 503,740.10 = 203,890.36 : x
  2. Step 2: Convert to fraction form
    365,032.96/503,740.10 = 203,890.36/x
  3. Step 3: Cross multiply
    365,032.96x = 503,740.10 × 203,890.36
  4. Step 4: Simplify right side
    365,032.96x = 102,707,750,335.44
  5. Step 5: Solve for x
    x = 102,707,750,335.44/365,032.96
  6. Step 6: Final answer
    x = 281,365.69

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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.