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Finding the Fourth Proportional to 474,535.83, 711,804.15 and 119,546.85

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Solution

The fourth proportional to 474,535.83, 711,804.15 and 119,546.85 is: 179,320.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,535.83 : 711,804.15 = 119,546.85 : x
  2. Step 2: Convert to fraction form
    474,535.83/711,804.15 = 119,546.85/x
  3. Step 3: Cross multiply
    474,535.83x = 711,804.15 × 119,546.85
  4. Step 4: Simplify right side
    474,535.83x = 85,093,943,949.43
  5. Step 5: Solve for x
    x = 85,093,943,949.43/474,535.83
  6. Step 6: Final answer
    x = 179,320.38

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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.