Home / 816,006.70-1,223,167.65-366,942.70

Finding the Fourth Proportional to 816,006.70, 1,223,167.65 and 366,942.70

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Solution

The fourth proportional to 816,006.70, 1,223,167.65 and 366,942.70 is: 550,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,006.70 : 1,223,167.65 = 366,942.70 : x
  2. Step 2: Convert to fraction form
    816,006.70/1,223,167.65 = 366,942.70/x
  3. Step 3: Cross multiply
    816,006.70x = 1,223,167.65 × 366,942.70
  4. Step 4: Simplify right side
    816,006.70x = 448,832,440,043.66
  5. Step 5: Solve for x
    x = 448,832,440,043.66/816,006.70
  6. Step 6: Final answer
    x = 550,035.24

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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.