Home / 883,815.48-1,324,694.70-505,001.55

Finding the Fourth Proportional to 883,815.48, 1,324,694.70 and 505,001.55

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Solution

The fourth proportional to 883,815.48, 1,324,694.70 and 505,001.55 is: 756,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,815.48 : 1,324,694.70 = 505,001.55 : x
  2. Step 2: Convert to fraction form
    883,815.48/1,324,694.70 = 505,001.55/x
  3. Step 3: Cross multiply
    883,815.48x = 1,324,694.70 × 505,001.55
  4. Step 4: Simplify right side
    883,815.48x = 668,972,876,776.79
  5. Step 5: Solve for x
    x = 668,972,876,776.79/883,815.48
  6. Step 6: Final answer
    x = 756,914.64

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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.