Home / 816,402.98-1,224,608.37-247,789.01

Finding the Fourth Proportional to 816,402.98, 1,224,608.37 and 247,789.01

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Solution

The fourth proportional to 816,402.98, 1,224,608.37 and 247,789.01 is: 371,684.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,402.98 : 1,224,608.37 = 247,789.01 : x
  2. Step 2: Convert to fraction form
    816,402.98/1,224,608.37 = 247,789.01/x
  3. Step 3: Cross multiply
    816,402.98x = 1,224,608.37 × 247,789.01
  4. Step 4: Simplify right side
    816,402.98x = 303,444,489,516.97
  5. Step 5: Solve for x
    x = 303,444,489,516.97/816,402.98
  6. Step 6: Final answer
    x = 371,684.69

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1.5x scale

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.