Home / 746,011.94-1,029,496.62-406,480.18

Finding the Fourth Proportional to 746,011.94, 1,029,496.62 and 406,480.18

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Solution

The fourth proportional to 746,011.94, 1,029,496.62 and 406,480.18 is: 560,942.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,011.94 : 1,029,496.62 = 406,480.18 : x
  2. Step 2: Convert to fraction form
    746,011.94/1,029,496.62 = 406,480.18/x
  3. Step 3: Cross multiply
    746,011.94x = 1,029,496.62 × 406,480.18
  4. Step 4: Simplify right side
    746,011.94x = 418,469,971,406.99
  5. Step 5: Solve for x
    x = 418,469,971,406.99/746,011.94
  6. Step 6: Final answer
    x = 560,942.73

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Double scale
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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.