Home / 770,974.20-1,156,461.30-202,354.20

Finding the Fourth Proportional to 770,974.20, 1,156,461.30 and 202,354.20

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Solution

The fourth proportional to 770,974.20, 1,156,461.30 and 202,354.20 is: 303,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,974.20 : 1,156,461.30 = 202,354.20 : x
  2. Step 2: Convert to fraction form
    770,974.20/1,156,461.30 = 202,354.20/x
  3. Step 3: Cross multiply
    770,974.20x = 1,156,461.30 × 202,354.20
  4. Step 4: Simplify right side
    770,974.20x = 234,014,801,192.46
  5. Step 5: Solve for x
    x = 234,014,801,192.46/770,974.20
  6. Step 6: Final answer
    x = 303,531.30

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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.