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Finding the Fourth Proportional to 377,638.86, 566,323.34 and 124,872.68

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Solution

The fourth proportional to 377,638.86, 566,323.34 and 124,872.68 is: 187,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,638.86 : 566,323.34 = 124,872.68 : x
  2. Step 2: Convert to fraction form
    377,638.86/566,323.34 = 124,872.68/x
  3. Step 3: Cross multiply
    377,638.86x = 566,323.34 × 124,872.68
  4. Step 4: Simplify right side
    377,638.86x = 70,718,313,212.35
  5. Step 5: Solve for x
    x = 70,718,313,212.35/377,638.86
  6. Step 6: Final answer
    x = 187,264.40

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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.