Home / 969,976.64-1,338,635.04-588,019.52

Finding the Fourth Proportional to 969,976.64, 1,338,635.04 and 588,019.52

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Solution

The fourth proportional to 969,976.64, 1,338,635.04 and 588,019.52 is: 811,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,976.64 : 1,338,635.04 = 588,019.52 : x
  2. Step 2: Convert to fraction form
    969,976.64/1,338,635.04 = 588,019.52/x
  3. Step 3: Cross multiply
    969,976.64x = 1,338,635.04 × 588,019.52
  4. Step 4: Simplify right side
    969,976.64x = 787,143,533,675.98
  5. Step 5: Solve for x
    x = 787,143,533,675.98/969,976.64
  6. Step 6: Final answer
    x = 811,507.72

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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.