Home / 318,535.11-439,578.52-175,295.16

Finding the Fourth Proportional to 318,535.11, 439,578.52 and 175,295.16

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Solution

The fourth proportional to 318,535.11, 439,578.52 and 175,295.16 is: 241,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,535.11 : 439,578.52 = 175,295.16 : x
  2. Step 2: Convert to fraction form
    318,535.11/439,578.52 = 175,295.16/x
  3. Step 3: Cross multiply
    318,535.11x = 439,578.52 × 175,295.16
  4. Step 4: Simplify right side
    318,535.11x = 77,055,986,557.73
  5. Step 5: Solve for x
    x = 77,055,986,557.73/318,535.11
  6. Step 6: Final answer
    x = 241,907.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.