Home / 674,911.30-1,012,383.15-201,612.10

Finding the Fourth Proportional to 674,911.30, 1,012,383.15 and 201,612.10

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Solution

The fourth proportional to 674,911.30, 1,012,383.15 and 201,612.10 is: 302,422.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,911.30 : 1,012,383.15 = 201,612.10 : x
  2. Step 2: Convert to fraction form
    674,911.30/1,012,383.15 = 201,612.10/x
  3. Step 3: Cross multiply
    674,911.30x = 1,012,383.15 × 201,612.10
  4. Step 4: Simplify right side
    674,911.30x = 204,108,692,876.12
  5. Step 5: Solve for x
    x = 204,108,692,876.12/674,911.30
  6. Step 6: Final answer
    x = 302,422.99

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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.