Home / 351,037.43-484,434.01-215,071.64

Finding the Fourth Proportional to 351,037.43, 484,434.01 and 215,071.64

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Solution

The fourth proportional to 351,037.43, 484,434.01 and 215,071.64 is: 296,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,037.43 : 484,434.01 = 215,071.64 : x
  2. Step 2: Convert to fraction form
    351,037.43/484,434.01 = 215,071.64/x
  3. Step 3: Cross multiply
    351,037.43x = 484,434.01 × 215,071.64
  4. Step 4: Simplify right side
    351,037.43x = 104,188,013,504.95
  5. Step 5: Solve for x
    x = 104,188,013,504.95/351,037.43
  6. Step 6: Final answer
    x = 296,800.30

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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.