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Finding the Fourth Proportional to 551,052.24, 760,256.52 and 360,175.68

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Solution

The fourth proportional to 551,052.24, 760,256.52 and 360,175.68 is: 496,914.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,052.24 : 760,256.52 = 360,175.68 : x
  2. Step 2: Convert to fraction form
    551,052.24/760,256.52 = 360,175.68/x
  3. Step 3: Cross multiply
    551,052.24x = 760,256.52 × 360,175.68
  4. Step 4: Simplify right side
    551,052.24x = 273,825,909,065.43
  5. Step 5: Solve for x
    x = 273,825,909,065.43/551,052.24
  6. Step 6: Final answer
    x = 496,914.61

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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.