Home / 816,006.20-1,223,166.90-366,942.20

Finding the Fourth Proportional to 816,006.20, 1,223,166.90 and 366,942.20

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Solution

The fourth proportional to 816,006.20, 1,223,166.90 and 366,942.20 is: 550,034.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,006.20 : 1,223,166.90 = 366,942.20 : x
  2. Step 2: Convert to fraction form
    816,006.20/1,223,166.90 = 366,942.20/x
  3. Step 3: Cross multiply
    816,006.20x = 1,223,166.90 × 366,942.20
  4. Step 4: Simplify right side
    816,006.20x = 448,831,553,253.18
  5. Step 5: Solve for x
    x = 448,831,553,253.18/816,006.20
  6. Step 6: Final answer
    x = 550,034.49

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1.5x scale

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.