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Finding the Fourth Proportional to 536,302.02, 804,452.54 and 136,942.86

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Solution

The fourth proportional to 536,302.02, 804,452.54 and 136,942.86 is: 205,414.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,302.02 : 804,452.54 = 136,942.86 : x
  2. Step 2: Convert to fraction form
    536,302.02/804,452.54 = 136,942.86/x
  3. Step 3: Cross multiply
    536,302.02x = 804,452.54 × 136,942.86
  4. Step 4: Simplify right side
    536,302.02x = 110,164,031,561.86
  5. Step 5: Solve for x
    x = 110,164,031,561.86/536,302.02
  6. Step 6: Final answer
    x = 205,414.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.