Home / 802,000.20-1,203,324.30-352,806.60

Finding the Fourth Proportional to 802,000.20, 1,203,324.30 and 352,806.60

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Solution

The fourth proportional to 802,000.20, 1,203,324.30 and 352,806.60 is: 529,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,000.20 : 1,203,324.30 = 352,806.60 : x
  2. Step 2: Convert to fraction form
    802,000.20/1,203,324.30 = 352,806.60/x
  3. Step 3: Cross multiply
    802,000.20x = 1,203,324.30 × 352,806.60
  4. Step 4: Simplify right side
    802,000.20x = 424,540,754,980.38
  5. Step 5: Solve for x
    x = 424,540,754,980.38/802,000.20
  6. Step 6: Final answer
    x = 529,352.43

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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.