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Finding the Fourth Proportional to 377,249.39, 565,754.07 and 124,482.78

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Solution

The fourth proportional to 377,249.39, 565,754.07 and 124,482.78 is: 186,684.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,249.39 : 565,754.07 = 124,482.78 : x
  2. Step 2: Convert to fraction form
    377,249.39/565,754.07 = 124,482.78/x
  3. Step 3: Cross multiply
    377,249.39x = 565,754.07 × 124,482.78
  4. Step 4: Simplify right side
    377,249.39x = 70,426,639,429.91
  5. Step 5: Solve for x
    x = 70,426,639,429.91/377,249.39
  6. Step 6: Final answer
    x = 186,684.57

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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.