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Finding the Fourth Proportional to 377,637.62, 566,321.46 and 124,871.45

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Solution

The fourth proportional to 377,637.62, 566,321.46 and 124,871.45 is: 187,262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,637.62 : 566,321.46 = 124,871.45 : x
  2. Step 2: Convert to fraction form
    377,637.62/566,321.46 = 124,871.45/x
  3. Step 3: Cross multiply
    377,637.62x = 566,321.46 × 124,871.45
  4. Step 4: Simplify right side
    377,637.62x = 70,717,379,044.71
  5. Step 5: Solve for x
    x = 70,717,379,044.71/377,637.62
  6. Step 6: Final answer
    x = 187,262.54

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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.