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Finding the Fourth Proportional to 592,878.47, 889,318.92 and 277,556.81

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Solution

The fourth proportional to 592,878.47, 889,318.92 and 277,556.81 is: 416,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,878.47 : 889,318.92 = 277,556.81 : x
  2. Step 2: Convert to fraction form
    592,878.47/889,318.92 = 277,556.81/x
  3. Step 3: Cross multiply
    592,878.47x = 889,318.92 × 277,556.81
  4. Step 4: Simplify right side
    592,878.47x = 246,836,522,507.85
  5. Step 5: Solve for x
    x = 246,836,522,507.85/592,878.47
  6. Step 6: Final answer
    x = 416,335.78

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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.