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Finding the Fourth Proportional to 377,216.30, 565,894.40 and 124,514.38

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Solution

The fourth proportional to 377,216.30, 565,894.40 and 124,514.38 is: 186,794.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,216.30 : 565,894.40 = 124,514.38 : x
  2. Step 2: Convert to fraction form
    377,216.30/565,894.40 = 124,514.38/x
  3. Step 3: Cross multiply
    377,216.30x = 565,894.40 × 124,514.38
  4. Step 4: Simplify right side
    377,216.30x = 70,461,990,361.47
  5. Step 5: Solve for x
    x = 70,461,990,361.47/377,216.30
  6. Step 6: Final answer
    x = 186,794.66

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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.