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Finding the Fourth Proportional to 375,261.71, 562,923.54 and 122,536.58

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Solution

The fourth proportional to 375,261.71, 562,923.54 and 122,536.58 is: 183,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,261.71 : 562,923.54 = 122,536.58 : x
  2. Step 2: Convert to fraction form
    375,261.71/562,923.54 = 122,536.58/x
  3. Step 3: Cross multiply
    375,261.71x = 562,923.54 × 122,536.58
  4. Step 4: Simplify right side
    375,261.71x = 68,978,722,578.48
  5. Step 5: Solve for x
    x = 68,978,722,578.48/375,261.71
  6. Step 6: Final answer
    x = 183,814.98

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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.