Home / 1,107,592.46-1,661,668.90-308,874.09

Finding the Fourth Proportional to 1,107,592.46, 1,661,668.90 and 308,874.09

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Solution

The fourth proportional to 1,107,592.46, 1,661,668.90 and 308,874.09 is: 463,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,592.46 : 1,661,668.90 = 308,874.09 : x
  2. Step 2: Convert to fraction form
    1,107,592.46/1,661,668.90 = 308,874.09/x
  3. Step 3: Cross multiply
    1,107,592.46x = 1,661,668.90 × 308,874.09
  4. Step 4: Simplify right side
    1,107,592.46x = 513,246,469,368.80
  5. Step 5: Solve for x
    x = 513,246,469,368.80/1,107,592.46
  6. Step 6: Final answer
    x = 463,389.28

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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.