Home / 331,476.30-497,192.58-141,936.30

Finding the Fourth Proportional to 331,476.30, 497,192.58 and 141,936.30

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Solution

The fourth proportional to 331,476.30, 497,192.58 and 141,936.30 is: 212,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,476.30 : 497,192.58 = 141,936.30 : x
  2. Step 2: Convert to fraction form
    331,476.30/497,192.58 = 141,936.30/x
  3. Step 3: Cross multiply
    331,476.30x = 497,192.58 × 141,936.30
  4. Step 4: Simplify right side
    331,476.30x = 70,569,675,192.65
  5. Step 5: Solve for x
    x = 70,569,675,192.65/331,476.30
  6. Step 6: Final answer
    x = 212,895.09

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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.