Home / 509,044.04-762,971.92-374,680.23

Finding the Fourth Proportional to 509,044.04, 762,971.92 and 374,680.23

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Solution

The fourth proportional to 509,044.04, 762,971.92 and 374,680.23 is: 561,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,044.04 : 762,971.92 = 374,680.23 : x
  2. Step 2: Convert to fraction form
    509,044.04/762,971.92 = 374,680.23/x
  3. Step 3: Cross multiply
    509,044.04x = 762,971.92 × 374,680.23
  4. Step 4: Simplify right side
    509,044.04x = 285,870,494,469.14
  5. Step 5: Solve for x
    x = 285,870,494,469.14/509,044.04
  6. Step 6: Final answer
    x = 561,583.03

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Double scale
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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.