Home / 959,530.09-1,324,229.43-551,764.48

Finding the Fourth Proportional to 959,530.09, 1,324,229.43 and 551,764.48

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Solution

The fourth proportional to 959,530.09, 1,324,229.43 and 551,764.48 is: 761,479.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,530.09 : 1,324,229.43 = 551,764.48 : x
  2. Step 2: Convert to fraction form
    959,530.09/1,324,229.43 = 551,764.48/x
  3. Step 3: Cross multiply
    959,530.09x = 1,324,229.43 × 551,764.48
  4. Step 4: Simplify right side
    959,530.09x = 730,662,762,844.65
  5. Step 5: Solve for x
    x = 730,662,762,844.65/959,530.09
  6. Step 6: Final answer
    x = 761,479.78

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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.