Home / 662,450.20-993,729.30-283,373.80

Finding the Fourth Proportional to 662,450.20, 993,729.30 and 283,373.80

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Solution

The fourth proportional to 662,450.20, 993,729.30 and 283,373.80 is: 425,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,450.20 : 993,729.30 = 283,373.80 : x
  2. Step 2: Convert to fraction form
    662,450.20/993,729.30 = 283,373.80/x
  3. Step 3: Cross multiply
    662,450.20x = 993,729.30 × 283,373.80
  4. Step 4: Simplify right side
    662,450.20x = 281,596,847,912.34
  5. Step 5: Solve for x
    x = 281,596,847,912.34/662,450.20
  6. Step 6: Final answer
    x = 425,083.80

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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.