Home / 662,636.20-993,176.70-283,556.20

Finding the Fourth Proportional to 662,636.20, 993,176.70 and 283,556.20

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Solution

The fourth proportional to 662,636.20, 993,176.70 and 283,556.20 is: 425,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,636.20 : 993,176.70 = 283,556.20 : x
  2. Step 2: Convert to fraction form
    662,636.20/993,176.70 = 283,556.20/x
  3. Step 3: Cross multiply
    662,636.20x = 993,176.70 × 283,556.20
  4. Step 4: Simplify right side
    662,636.20x = 281,621,410,980.54
  5. Step 5: Solve for x
    x = 281,621,410,980.54/662,636.20
  6. Step 6: Final answer
    x = 425,001.55

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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.