Home / 958,539.13-1,322,737.83-522,930.54

Finding the Fourth Proportional to 958,539.13, 1,322,737.83 and 522,930.54

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Solution

The fourth proportional to 958,539.13, 1,322,737.83 and 522,930.54 is: 721,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,539.13 : 1,322,737.83 = 522,930.54 : x
  2. Step 2: Convert to fraction form
    958,539.13/1,322,737.83 = 522,930.54/x
  3. Step 3: Cross multiply
    958,539.13x = 1,322,737.83 × 522,930.54
  4. Step 4: Simplify right side
    958,539.13x = 691,700,012,680.60
  5. Step 5: Solve for x
    x = 691,700,012,680.60/958,539.13
  6. Step 6: Final answer
    x = 721,618.96

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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.