Home / 905,097-1,357,820.19-344,087.76

Finding the Fourth Proportional to 905,097, 1,357,820.19 and 344,087.76

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Solution

The fourth proportional to 905,097, 1,357,820.19 and 344,087.76 is: 516,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,097 : 1,357,820.19 = 344,087.76 : x
  2. Step 2: Convert to fraction form
    905,097/1,357,820.19 = 344,087.76/x
  3. Step 3: Cross multiply
    905,097x = 1,357,820.19 × 344,087.76
  4. Step 4: Simplify right side
    905,097x = 467,209,307,659.87
  5. Step 5: Solve for x
    x = 467,209,307,659.87/905,097
  6. Step 6: Final answer
    x = 516,198.05

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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.