Home / 535,110.06-801,595.55-321,761.16

Finding the Fourth Proportional to 535,110.06, 801,595.55 and 321,761.16

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Solution

The fourth proportional to 535,110.06, 801,595.55 and 321,761.16 is: 481,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,110.06 : 801,595.55 = 321,761.16 : x
  2. Step 2: Convert to fraction form
    535,110.06/801,595.55 = 321,761.16/x
  3. Step 3: Cross multiply
    535,110.06x = 801,595.55 × 321,761.16
  4. Step 4: Simplify right side
    535,110.06x = 257,922,312,410.03
  5. Step 5: Solve for x
    x = 257,922,312,410.03/535,110.06
  6. Step 6: Final answer
    x = 481,998.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.