Home / 1,199,429.76-1,798,879.33-346,316.26

Finding the Fourth Proportional to 1,199,429.76, 1,798,879.33 and 346,316.26

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Solution

The fourth proportional to 1,199,429.76, 1,798,879.33 and 346,316.26 is: 519,397.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,429.76 : 1,798,879.33 = 346,316.26 : x
  2. Step 2: Convert to fraction form
    1,199,429.76/1,798,879.33 = 346,316.26/x
  3. Step 3: Cross multiply
    1,199,429.76x = 1,798,879.33 × 346,316.26
  4. Step 4: Simplify right side
    1,199,429.76x = 622,981,161,756.91
  5. Step 5: Solve for x
    x = 622,981,161,756.91/1,199,429.76
  6. Step 6: Final answer
    x = 519,397.79

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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.