Home / 1,340,959.62-2,011,422.42-330,094.20

Finding the Fourth Proportional to 1,340,959.62, 2,011,422.42 and 330,094.20

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Solution

The fourth proportional to 1,340,959.62, 2,011,422.42 and 330,094.20 is: 495,137.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,959.62 : 2,011,422.42 = 330,094.20 : x
  2. Step 2: Convert to fraction form
    1,340,959.62/2,011,422.42 = 330,094.20/x
  3. Step 3: Cross multiply
    1,340,959.62x = 2,011,422.42 × 330,094.20
  4. Step 4: Simplify right side
    1,340,959.62x = 663,958,874,591.96
  5. Step 5: Solve for x
    x = 663,958,874,591.96/1,340,959.62
  6. Step 6: Final answer
    x = 495,137.11

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1.5x scale

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.