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Finding the Fourth Proportional to 365,058.48, 503,730.90 and 203,892.96

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Solution

The fourth proportional to 365,058.48, 503,730.90 and 203,892.96 is: 281,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,058.48 : 503,730.90 = 203,892.96 : x
  2. Step 2: Convert to fraction form
    365,058.48/503,730.90 = 203,892.96/x
  3. Step 3: Cross multiply
    365,058.48x = 503,730.90 × 203,892.96
  4. Step 4: Simplify right side
    365,058.48x = 102,707,184,244.46
  5. Step 5: Solve for x
    x = 102,707,184,244.46/365,058.48
  6. Step 6: Final answer
    x = 281,344.47

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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.