Home / 779,948.46-1,169,175.31-330,050.43

Finding the Fourth Proportional to 779,948.46, 1,169,175.31 and 330,050.43

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Solution

The fourth proportional to 779,948.46, 1,169,175.31 and 330,050.43 is: 494,759.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,948.46 : 1,169,175.31 = 330,050.43 : x
  2. Step 2: Convert to fraction form
    779,948.46/1,169,175.31 = 330,050.43/x
  3. Step 3: Cross multiply
    779,948.46x = 1,169,175.31 × 330,050.43
  4. Step 4: Simplify right side
    779,948.46x = 385,886,813,810.88
  5. Step 5: Solve for x
    x = 385,886,813,810.88/779,948.46
  6. Step 6: Final answer
    x = 494,759.38

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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.