Home / 800,301.47-1,104,451.40-460,879.07

Finding the Fourth Proportional to 800,301.47, 1,104,451.40 and 460,879.07

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Solution

The fourth proportional to 800,301.47, 1,104,451.40 and 460,879.07 is: 636,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,301.47 : 1,104,451.40 = 460,879.07 : x
  2. Step 2: Convert to fraction form
    800,301.47/1,104,451.40 = 460,879.07/x
  3. Step 3: Cross multiply
    800,301.47x = 1,104,451.40 × 460,879.07
  4. Step 4: Simplify right side
    800,301.47x = 509,018,529,722.14
  5. Step 5: Solve for x
    x = 509,018,529,722.14/800,301.47
  6. Step 6: Final answer
    x = 636,033.48

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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.