Home / 496,815.50-685,607.01-270,462.62

Finding the Fourth Proportional to 496,815.50, 685,607.01 and 270,462.62

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Solution

The fourth proportional to 496,815.50, 685,607.01 and 270,462.62 is: 373,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,815.50 : 685,607.01 = 270,462.62 : x
  2. Step 2: Convert to fraction form
    496,815.50/685,607.01 = 270,462.62/x
  3. Step 3: Cross multiply
    496,815.50x = 685,607.01 × 270,462.62
  4. Step 4: Simplify right side
    496,815.50x = 185,431,068,214.97
  5. Step 5: Solve for x
    x = 185,431,068,214.97/496,815.50
  6. Step 6: Final answer
    x = 373,239.30

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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.