Home / 969,534.75-1,454,368.54-329,578.05

Finding the Fourth Proportional to 969,534.75, 1,454,368.54 and 329,578.05

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Solution

The fourth proportional to 969,534.75, 1,454,368.54 and 329,578.05 is: 494,389.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,534.75 : 1,454,368.54 = 329,578.05 : x
  2. Step 2: Convert to fraction form
    969,534.75/1,454,368.54 = 329,578.05/x
  3. Step 3: Cross multiply
    969,534.75x = 1,454,368.54 × 329,578.05
  4. Step 4: Simplify right side
    969,534.75x = 479,327,947,394.55
  5. Step 5: Solve for x
    x = 479,327,947,394.55/969,534.75
  6. Step 6: Final answer
    x = 494,389.65

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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.