Home / 773,334.88-1,159,989.55-317,833.81

Finding the Fourth Proportional to 773,334.88, 1,159,989.55 and 317,833.81

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Solution

The fourth proportional to 773,334.88, 1,159,989.55 and 317,833.81 is: 476,745.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,334.88 : 1,159,989.55 = 317,833.81 : x
  2. Step 2: Convert to fraction form
    773,334.88/1,159,989.55 = 317,833.81/x
  3. Step 3: Cross multiply
    773,334.88x = 1,159,989.55 × 317,833.81
  4. Step 4: Simplify right side
    773,334.88x = 368,683,894,542.13
  5. Step 5: Solve for x
    x = 368,683,894,542.13/773,334.88
  6. Step 6: Final answer
    x = 476,745.46

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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.