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Finding the Fourth Proportional to 395,707.34, 593,561.24 and 277,904.58

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Solution

The fourth proportional to 395,707.34, 593,561.24 and 277,904.58 is: 416,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,707.34 : 593,561.24 = 277,904.58 : x
  2. Step 2: Convert to fraction form
    395,707.34/593,561.24 = 277,904.58/x
  3. Step 3: Cross multiply
    395,707.34x = 593,561.24 × 277,904.58
  4. Step 4: Simplify right side
    395,707.34x = 164,953,387,106.48
  5. Step 5: Solve for x
    x = 164,953,387,106.48/395,707.34
  6. Step 6: Final answer
    x = 416,857.03

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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.