Home / 734,790.43-1,013,954.79-412,438.24

Finding the Fourth Proportional to 734,790.43, 1,013,954.79 and 412,438.24

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Solution

The fourth proportional to 734,790.43, 1,013,954.79 and 412,438.24 is: 569,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,790.43 : 1,013,954.79 = 412,438.24 : x
  2. Step 2: Convert to fraction form
    734,790.43/1,013,954.79 = 412,438.24/x
  3. Step 3: Cross multiply
    734,790.43x = 1,013,954.79 × 412,438.24
  4. Step 4: Simplify right side
    734,790.43x = 418,193,723,957.40
  5. Step 5: Solve for x
    x = 418,193,723,957.40/734,790.43
  6. Step 6: Final answer
    x = 569,133.33

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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.