Home / 773,338.25-1,159,994.61-317,837.18

Finding the Fourth Proportional to 773,338.25, 1,159,994.61 and 317,837.18

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Solution

The fourth proportional to 773,338.25, 1,159,994.61 and 317,837.18 is: 476,750.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,338.25 : 1,159,994.61 = 317,837.18 : x
  2. Step 2: Convert to fraction form
    773,338.25/1,159,994.61 = 317,837.18/x
  3. Step 3: Cross multiply
    773,338.25x = 1,159,994.61 × 317,837.18
  4. Step 4: Simplify right side
    773,338.25x = 368,689,418,557.59
  5. Step 5: Solve for x
    x = 368,689,418,557.59/773,338.25
  6. Step 6: Final answer
    x = 476,750.53

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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.