Home / 376,922.04-520,154.10-207,167.10

Finding the Fourth Proportional to 376,922.04, 520,154.10 and 207,167.10

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Solution

The fourth proportional to 376,922.04, 520,154.10 and 207,167.10 is: 285,891.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,922.04 : 520,154.10 = 207,167.10 : x
  2. Step 2: Convert to fraction form
    376,922.04/520,154.10 = 207,167.10/x
  3. Step 3: Cross multiply
    376,922.04x = 520,154.10 × 207,167.10
  4. Step 4: Simplify right side
    376,922.04x = 107,758,816,450.11
  5. Step 5: Solve for x
    x = 107,758,816,450.11/376,922.04
  6. Step 6: Final answer
    x = 285,891.52

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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.