Home / 351,415.44-484,988.04-200,535.12

Finding the Fourth Proportional to 351,415.44, 484,988.04 and 200,535.12

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Solution

The fourth proportional to 351,415.44, 484,988.04 and 200,535.12 is: 276,758.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,415.44 : 484,988.04 = 200,535.12 : x
  2. Step 2: Convert to fraction form
    351,415.44/484,988.04 = 200,535.12/x
  3. Step 3: Cross multiply
    351,415.44x = 484,988.04 × 200,535.12
  4. Step 4: Simplify right side
    351,415.44x = 97,257,134,799.96
  5. Step 5: Solve for x
    x = 97,257,134,799.96/351,415.44
  6. Step 6: Final answer
    x = 276,758.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.