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Finding the Fourth Proportional to 377,092.26, 520,385.72 and 207,322.74

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Solution

The fourth proportional to 377,092.26, 520,385.72 and 207,322.74 is: 286,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,092.26 : 520,385.72 = 207,322.74 : x
  2. Step 2: Convert to fraction form
    377,092.26/520,385.72 = 207,322.74/x
  3. Step 3: Cross multiply
    377,092.26x = 520,385.72 × 207,322.74
  4. Step 4: Simplify right side
    377,092.26x = 107,887,792,290.66
  5. Step 5: Solve for x
    x = 107,887,792,290.66/377,092.26
  6. Step 6: Final answer
    x = 286,104.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.