Home / 376,916.02-520,122.24-207,150.14

Finding the Fourth Proportional to 376,916.02, 520,122.24 and 207,150.14

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Solution

The fourth proportional to 376,916.02, 520,122.24 and 207,150.14 is: 285,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,916.02 : 520,122.24 = 207,150.14 : x
  2. Step 2: Convert to fraction form
    376,916.02/520,122.24 = 207,150.14/x
  3. Step 3: Cross multiply
    376,916.02x = 520,122.24 × 207,150.14
  4. Step 4: Simplify right side
    376,916.02x = 107,743,394,833.11
  5. Step 5: Solve for x
    x = 107,743,394,833.11/376,916.02
  6. Step 6: Final answer
    x = 285,855.17

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1.5x scale

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.