Home / 631,583.05-945,676.91-481,106.51

Finding the Fourth Proportional to 631,583.05, 945,676.91 and 481,106.51

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Solution

The fourth proportional to 631,583.05, 945,676.91 and 481,106.51 is: 720,366.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,583.05 : 945,676.91 = 481,106.51 : x
  2. Step 2: Convert to fraction form
    631,583.05/945,676.91 = 481,106.51/x
  3. Step 3: Cross multiply
    631,583.05x = 945,676.91 × 481,106.51
  4. Step 4: Simplify right side
    631,583.05x = 454,971,319,761.52
  5. Step 5: Solve for x
    x = 454,971,319,761.52/631,583.05
  6. Step 6: Final answer
    x = 720,366.58

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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.