Home / 351,267.14-484,760.39-215,274.82

Finding the Fourth Proportional to 351,267.14, 484,760.39 and 215,274.82

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Solution

The fourth proportional to 351,267.14, 484,760.39 and 215,274.82 is: 297,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,267.14 : 484,760.39 = 215,274.82 : x
  2. Step 2: Convert to fraction form
    351,267.14/484,760.39 = 215,274.82/x
  3. Step 3: Cross multiply
    351,267.14x = 484,760.39 × 215,274.82
  4. Step 4: Simplify right side
    351,267.14x = 104,356,705,700.38
  5. Step 5: Solve for x
    x = 104,356,705,700.38/351,267.14
  6. Step 6: Final answer
    x = 297,086.44

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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.