Home / 231,018.70-346,528.05-227,908.30

Finding the Fourth Proportional to 231,018.70, 346,528.05 and 227,908.30

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Solution

The fourth proportional to 231,018.70, 346,528.05 and 227,908.30 is: 341,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,018.70 : 346,528.05 = 227,908.30 : x
  2. Step 2: Convert to fraction form
    231,018.70/346,528.05 = 227,908.30/x
  3. Step 3: Cross multiply
    231,018.70x = 346,528.05 × 227,908.30
  4. Step 4: Simplify right side
    231,018.70x = 78,976,618,777.82
  5. Step 5: Solve for x
    x = 78,976,618,777.82/231,018.70
  6. Step 6: Final answer
    x = 341,862.45

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1.5x scale

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.