Home / 741,103.62-1,022,328.57-450,803.94

Finding the Fourth Proportional to 741,103.62, 1,022,328.57 and 450,803.94

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Solution

The fourth proportional to 741,103.62, 1,022,328.57 and 450,803.94 is: 621,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,103.62 : 1,022,328.57 = 450,803.94 : x
  2. Step 2: Convert to fraction form
    741,103.62/1,022,328.57 = 450,803.94/x
  3. Step 3: Cross multiply
    741,103.62x = 1,022,328.57 × 450,803.94
  4. Step 4: Simplify right side
    741,103.62x = 460,869,747,330.57
  5. Step 5: Solve for x
    x = 460,869,747,330.57/741,103.62
  6. Step 6: Final answer
    x = 621,869.51

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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.