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Finding the Fourth Proportional to 377,149.33, 565,603.89 and 124,382.58

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Solution

The fourth proportional to 377,149.33, 565,603.89 and 124,382.58 is: 186,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,149.33 : 565,603.89 = 124,382.58 : x
  2. Step 2: Convert to fraction form
    377,149.33/565,603.89 = 124,382.58/x
  3. Step 3: Cross multiply
    377,149.33x = 565,603.89 × 124,382.58
  4. Step 4: Simplify right side
    377,149.33x = 70,351,271,096.24
  5. Step 5: Solve for x
    x = 70,351,271,096.24/377,149.33
  6. Step 6: Final answer
    x = 186,534.26

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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.