Home / 707,579.78-1,061,406.12-202,100.90

Finding the Fourth Proportional to 707,579.78, 1,061,406.12 and 202,100.90

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Solution

The fourth proportional to 707,579.78, 1,061,406.12 and 202,100.90 is: 303,161.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,579.78 : 1,061,406.12 = 202,100.90 : x
  2. Step 2: Convert to fraction form
    707,579.78/1,061,406.12 = 202,100.90/x
  3. Step 3: Cross multiply
    707,579.78x = 1,061,406.12 × 202,100.90
  4. Step 4: Simplify right side
    707,579.78x = 214,511,132,117.51
  5. Step 5: Solve for x
    x = 214,511,132,117.51/707,579.78
  6. Step 6: Final answer
    x = 303,161.76

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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.