Home / 731,621.76-1,097,461.79-226,137.71

Finding the Fourth Proportional to 731,621.76, 1,097,461.79 and 226,137.71

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Solution

The fourth proportional to 731,621.76, 1,097,461.79 and 226,137.71 is: 339,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,621.76 : 1,097,461.79 = 226,137.71 : x
  2. Step 2: Convert to fraction form
    731,621.76/1,097,461.79 = 226,137.71/x
  3. Step 3: Cross multiply
    731,621.76x = 1,097,461.79 × 226,137.71
  4. Step 4: Simplify right side
    731,621.76x = 248,177,496,003.10
  5. Step 5: Solve for x
    x = 248,177,496,003.10/731,621.76
  6. Step 6: Final answer
    x = 339,215.58

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Double scale
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Similar ratio
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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.