Home / 580,516.39-801,112.03-325,868.05

Finding the Fourth Proportional to 580,516.39, 801,112.03 and 325,868.05

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Solution

The fourth proportional to 580,516.39, 801,112.03 and 325,868.05 is: 449,697.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,516.39 : 801,112.03 = 325,868.05 : x
  2. Step 2: Convert to fraction form
    580,516.39/801,112.03 = 325,868.05/x
  3. Step 3: Cross multiply
    580,516.39x = 801,112.03 × 325,868.05
  4. Step 4: Simplify right side
    580,516.39x = 261,056,815,047.64
  5. Step 5: Solve for x
    x = 261,056,815,047.64/580,516.39
  6. Step 6: Final answer
    x = 449,697.58

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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.