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Finding the Fourth Proportional to 587,451.51, 810,680.26 and 332,802.09

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Solution

The fourth proportional to 587,451.51, 810,680.26 and 332,802.09 is: 459,265.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,451.51 : 810,680.26 = 332,802.09 : x
  2. Step 2: Convert to fraction form
    587,451.51/810,680.26 = 332,802.09/x
  3. Step 3: Cross multiply
    587,451.51x = 810,680.26 × 332,802.09
  4. Step 4: Simplify right side
    587,451.51x = 269,796,084,849.74
  5. Step 5: Solve for x
    x = 269,796,084,849.74/587,451.51
  6. Step 6: Final answer
    x = 459,265.28

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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.