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Finding the Fourth Proportional to 630,524.00, 946,290.36 and 331,181.11

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Solution

The fourth proportional to 630,524.00, 946,290.36 and 331,181.11 is: 497,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,524.00 : 946,290.36 = 331,181.11 : x
  2. Step 2: Convert to fraction form
    630,524.00/946,290.36 = 331,181.11/x
  3. Step 3: Cross multiply
    630,524.00x = 946,290.36 × 331,181.11
  4. Step 4: Simplify right side
    630,524.00x = 313,393,488,909.01
  5. Step 5: Solve for x
    x = 313,393,488,909.01/630,524.00
  6. Step 6: Final answer
    x = 497,036.58

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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.