Home / 971,237.96-1,456,608.44-287,965.04

Finding the Fourth Proportional to 971,237.96, 1,456,608.44 and 287,965.04

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Solution

The fourth proportional to 971,237.96, 1,456,608.44 and 287,965.04 is: 431,873.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,237.96 : 1,456,608.44 = 287,965.04 : x
  2. Step 2: Convert to fraction form
    971,237.96/1,456,608.44 = 287,965.04/x
  3. Step 3: Cross multiply
    971,237.96x = 1,456,608.44 × 287,965.04
  4. Step 4: Simplify right side
    971,237.96x = 419,452,313,844.49
  5. Step 5: Solve for x
    x = 419,452,313,844.49/971,237.96
  6. Step 6: Final answer
    x = 431,873.89

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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.