Home / 376,946.65-520,190.39-204,864.62

Finding the Fourth Proportional to 376,946.65, 520,190.39 and 204,864.62

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Solution

The fourth proportional to 376,946.65, 520,190.39 and 204,864.62 is: 282,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,946.65 : 520,190.39 = 204,864.62 : x
  2. Step 2: Convert to fraction form
    376,946.65/520,190.39 = 204,864.62/x
  3. Step 3: Cross multiply
    376,946.65x = 520,190.39 × 204,864.62
  4. Step 4: Simplify right side
    376,946.65x = 106,568,604,486.21
  5. Step 5: Solve for x
    x = 106,568,604,486.21/376,946.65
  6. Step 6: Final answer
    x = 282,715.35

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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.