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Finding the Fourth Proportional to 528,499.98, 792,777.62 and 149,448.44

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Solution

The fourth proportional to 528,499.98, 792,777.62 and 149,448.44 is: 224,180.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,499.98 : 792,777.62 = 149,448.44 : x
  2. Step 2: Convert to fraction form
    528,499.98/792,777.62 = 149,448.44/x
  3. Step 3: Cross multiply
    528,499.98x = 792,777.62 × 149,448.44
  4. Step 4: Simplify right side
    528,499.98x = 118,479,378,575.91
  5. Step 5: Solve for x
    x = 118,479,378,575.91/528,499.98
  6. Step 6: Final answer
    x = 224,180.48

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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.