Home / 969,440.64-1,454,238.72-338,340.48

Finding the Fourth Proportional to 969,440.64, 1,454,238.72 and 338,340.48

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Solution

The fourth proportional to 969,440.64, 1,454,238.72 and 338,340.48 is: 507,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,440.64 : 1,454,238.72 = 338,340.48 : x
  2. Step 2: Convert to fraction form
    969,440.64/1,454,238.72 = 338,340.48/x
  3. Step 3: Cross multiply
    969,440.64x = 1,454,238.72 × 338,340.48
  4. Step 4: Simplify right side
    969,440.64x = 492,027,826,559.39
  5. Step 5: Solve for x
    x = 492,027,826,559.39/969,440.64
  6. Step 6: Final answer
    x = 507,537.86

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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.