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Finding the Fourth Proportional to 336,590.32, 504,889.92 and 111,950.80

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Solution

The fourth proportional to 336,590.32, 504,889.92 and 111,950.80 is: 167,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,590.32 : 504,889.92 = 111,950.80 : x
  2. Step 2: Convert to fraction form
    336,590.32/504,889.92 = 111,950.80/x
  3. Step 3: Cross multiply
    336,590.32x = 504,889.92 × 111,950.80
  4. Step 4: Simplify right side
    336,590.32x = 56,522,830,455.94
  5. Step 5: Solve for x
    x = 56,522,830,455.94/336,590.32
  6. Step 6: Final answer
    x = 167,927.68

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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.