Home / 746,541.92-1,120,277.28-303,309.92

Finding the Fourth Proportional to 746,541.92, 1,120,277.28 and 303,309.92

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Solution

The fourth proportional to 746,541.92, 1,120,277.28 and 303,309.92 is: 455,153.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,541.92 : 1,120,277.28 = 303,309.92 : x
  2. Step 2: Convert to fraction form
    746,541.92/1,120,277.28 = 303,309.92/x
  3. Step 3: Cross multiply
    746,541.92x = 1,120,277.28 × 303,309.92
  4. Step 4: Simplify right side
    746,541.92x = 339,791,212,174.62
  5. Step 5: Solve for x
    x = 339,791,212,174.62/746,541.92
  6. Step 6: Final answer
    x = 455,153.56

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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.