Home / 969,007.38-1,453,511.52-435,905.70

Finding the Fourth Proportional to 969,007.38, 1,453,511.52 and 435,905.70

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Solution

The fourth proportional to 969,007.38, 1,453,511.52 and 435,905.70 is: 653,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,007.38 : 1,453,511.52 = 435,905.70 : x
  2. Step 2: Convert to fraction form
    969,007.38/1,453,511.52 = 435,905.70/x
  3. Step 3: Cross multiply
    969,007.38x = 1,453,511.52 × 435,905.70
  4. Step 4: Simplify right side
    969,007.38x = 633,593,956,583.66
  5. Step 5: Solve for x
    x = 633,593,956,583.66/969,007.38
  6. Step 6: Final answer
    x = 653,858.75

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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.