Home / 468,845.51-647,006.13-253,986.44

Finding the Fourth Proportional to 468,845.51, 647,006.13 and 253,986.44

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Solution

The fourth proportional to 468,845.51, 647,006.13 and 253,986.44 is: 350,500.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,845.51 : 647,006.13 = 253,986.44 : x
  2. Step 2: Convert to fraction form
    468,845.51/647,006.13 = 253,986.44/x
  3. Step 3: Cross multiply
    468,845.51x = 647,006.13 × 253,986.44
  4. Step 4: Simplify right side
    468,845.51x = 164,330,783,616.88
  5. Step 5: Solve for x
    x = 164,330,783,616.88/468,845.51
  6. Step 6: Final answer
    x = 350,500.92

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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.