Home / 468,837.45-646,997.27-253,976.85

Finding the Fourth Proportional to 468,837.45, 646,997.27 and 253,976.85

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Solution

The fourth proportional to 468,837.45, 646,997.27 and 253,976.85 is: 350,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,837.45 : 646,997.27 = 253,976.85 : x
  2. Step 2: Convert to fraction form
    468,837.45/646,997.27 = 253,976.85/x
  3. Step 3: Cross multiply
    468,837.45x = 646,997.27 × 253,976.85
  4. Step 4: Simplify right side
    468,837.45x = 164,322,327,323.32
  5. Step 5: Solve for x
    x = 164,322,327,323.32/468,837.45
  6. Step 6: Final answer
    x = 350,488.91

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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.