Home / 969,450.35-1,454,839.95-338,364.16

Finding the Fourth Proportional to 969,450.35, 1,454,839.95 and 338,364.16

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Solution

The fourth proportional to 969,450.35, 1,454,839.95 and 338,364.16 is: 507,778.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,450.35 : 1,454,839.95 = 338,364.16 : x
  2. Step 2: Convert to fraction form
    969,450.35/1,454,839.95 = 338,364.16/x
  3. Step 3: Cross multiply
    969,450.35x = 1,454,839.95 × 338,364.16
  4. Step 4: Simplify right side
    969,450.35x = 492,265,697,616.19
  5. Step 5: Solve for x
    x = 492,265,697,616.19/969,450.35
  6. Step 6: Final answer
    x = 507,778.14

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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.