Home / 376,948.15-520,192.47-204,866.12

Finding the Fourth Proportional to 376,948.15, 520,192.47 and 204,866.12

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Solution

The fourth proportional to 376,948.15, 520,192.47 and 204,866.12 is: 282,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,948.15 : 520,192.47 = 204,866.12 : x
  2. Step 2: Convert to fraction form
    376,948.15/520,192.47 = 204,866.12/x
  3. Step 3: Cross multiply
    376,948.15x = 520,192.47 × 204,866.12
  4. Step 4: Simplify right side
    376,948.15x = 106,569,812,982.12
  5. Step 5: Solve for x
    x = 106,569,812,982.12/376,948.15
  6. Step 6: Final answer
    x = 282,717.43

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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.