Home / 762,357.87-1,143,545.67-229,883.49

Finding the Fourth Proportional to 762,357.87, 1,143,545.67 and 229,883.49

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Solution

The fourth proportional to 762,357.87, 1,143,545.67 and 229,883.49 is: 344,827.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,357.87 : 1,143,545.67 = 229,883.49 : x
  2. Step 2: Convert to fraction form
    762,357.87/1,143,545.67 = 229,883.49/x
  3. Step 3: Cross multiply
    762,357.87x = 1,143,545.67 × 229,883.49
  4. Step 4: Simplify right side
    762,357.87x = 262,882,269,593.99
  5. Step 5: Solve for x
    x = 262,882,269,593.99/762,357.87
  6. Step 6: Final answer
    x = 344,827.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.