Home / 870,731.33-1,305,594.15-337,629.57

Finding the Fourth Proportional to 870,731.33, 1,305,594.15 and 337,629.57

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Solution

The fourth proportional to 870,731.33, 1,305,594.15 and 337,629.57 is: 506,249.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,731.33 : 1,305,594.15 = 337,629.57 : x
  2. Step 2: Convert to fraction form
    870,731.33/1,305,594.15 = 337,629.57/x
  3. Step 3: Cross multiply
    870,731.33x = 1,305,594.15 × 337,629.57
  4. Step 4: Simplify right side
    870,731.33x = 440,807,194,627.14
  5. Step 5: Solve for x
    x = 440,807,194,627.14/870,731.33
  6. Step 6: Final answer
    x = 506,249.38

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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.