Home / 947,770.92-1,308,801.78-608,834.52

Finding the Fourth Proportional to 947,770.92, 1,308,801.78 and 608,834.52

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Solution

The fourth proportional to 947,770.92, 1,308,801.78 and 608,834.52 is: 840,755.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,770.92 : 1,308,801.78 = 608,834.52 : x
  2. Step 2: Convert to fraction form
    947,770.92/1,308,801.78 = 608,834.52/x
  3. Step 3: Cross multiply
    947,770.92x = 1,308,801.78 × 608,834.52
  4. Step 4: Simplify right side
    947,770.92x = 796,843,703,501.45
  5. Step 5: Solve for x
    x = 796,843,703,501.45/947,770.92
  6. Step 6: Final answer
    x = 840,755.59

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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.