Home / 376,122.65-519,049.25-214,981.16

Finding the Fourth Proportional to 376,122.65, 519,049.25 and 214,981.16

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Solution

The fourth proportional to 376,122.65, 519,049.25 and 214,981.16 is: 296,673.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,122.65 : 519,049.25 = 214,981.16 : x
  2. Step 2: Convert to fraction form
    376,122.65/519,049.25 = 214,981.16/x
  3. Step 3: Cross multiply
    376,122.65x = 519,049.25 × 214,981.16
  4. Step 4: Simplify right side
    376,122.65x = 111,585,807,266.88
  5. Step 5: Solve for x
    x = 111,585,807,266.88/376,122.65
  6. Step 6: Final answer
    x = 296,673.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.