Home / 773,193.20-1,159,775.16-317,687.60

Finding the Fourth Proportional to 773,193.20, 1,159,775.16 and 317,687.60

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Solution

The fourth proportional to 773,193.20, 1,159,775.16 and 317,687.60 is: 476,525.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,193.20 : 1,159,775.16 = 317,687.60 : x
  2. Step 2: Convert to fraction form
    773,193.20/1,159,775.16 = 317,687.60/x
  3. Step 3: Cross multiply
    773,193.20x = 1,159,775.16 × 317,687.60
  4. Step 4: Simplify right side
    773,193.20x = 368,446,187,120.02
  5. Step 5: Solve for x
    x = 368,446,187,120.02/773,193.20
  6. Step 6: Final answer
    x = 476,525.38

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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.