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Finding the Fourth Proportional to 376,969.86, 565,454.43 and 96,486.66

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Solution

The fourth proportional to 376,969.86, 565,454.43 and 96,486.66 is: 144,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,969.86 : 565,454.43 = 96,486.66 : x
  2. Step 2: Convert to fraction form
    376,969.86/565,454.43 = 96,486.66/x
  3. Step 3: Cross multiply
    376,969.86x = 565,454.43 × 96,486.66
  4. Step 4: Simplify right side
    376,969.86x = 54,558,809,332.90
  5. Step 5: Solve for x
    x = 54,558,809,332.90/376,969.86
  6. Step 6: Final answer
    x = 144,729.90

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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.