Home / 1,198,917.36-1,798,377.20-334,317.76

Finding the Fourth Proportional to 1,198,917.36, 1,798,377.20 and 334,317.76

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Solution

The fourth proportional to 1,198,917.36, 1,798,377.20 and 334,317.76 is: 501,476.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,917.36 : 1,798,377.20 = 334,317.76 : x
  2. Step 2: Convert to fraction form
    1,198,917.36/1,798,377.20 = 334,317.76/x
  3. Step 3: Cross multiply
    1,198,917.36x = 1,798,377.20 × 334,317.76
  4. Step 4: Simplify right side
    1,198,917.36x = 601,229,437,139.07
  5. Step 5: Solve for x
    x = 601,229,437,139.07/1,198,917.36
  6. Step 6: Final answer
    x = 501,476.96

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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.