Home / 790,794.78-1,091,311.83-433,098.78

Finding the Fourth Proportional to 790,794.78, 1,091,311.83 and 433,098.78

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Solution

The fourth proportional to 790,794.78, 1,091,311.83 and 433,098.78 is: 597,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,794.78 : 1,091,311.83 = 433,098.78 : x
  2. Step 2: Convert to fraction form
    790,794.78/1,091,311.83 = 433,098.78/x
  3. Step 3: Cross multiply
    790,794.78x = 1,091,311.83 × 433,098.78
  4. Step 4: Simplify right side
    790,794.78x = 472,645,822,172.57
  5. Step 5: Solve for x
    x = 472,645,822,172.57/790,794.78
  6. Step 6: Final answer
    x = 597,684.55

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1.5x scale

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.