Home / 559,471.05-839,938.32-332,181.61

Finding the Fourth Proportional to 559,471.05, 839,938.32 and 332,181.61

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Solution

The fourth proportional to 559,471.05, 839,938.32 and 332,181.61 is: 498,706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,471.05 : 839,938.32 = 332,181.61 : x
  2. Step 2: Convert to fraction form
    559,471.05/839,938.32 = 332,181.61/x
  3. Step 3: Cross multiply
    559,471.05x = 839,938.32 × 332,181.61
  4. Step 4: Simplify right side
    559,471.05x = 279,012,061,338.45
  5. Step 5: Solve for x
    x = 279,012,061,338.45/559,471.05
  6. Step 6: Final answer
    x = 498,706.88

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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.