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Finding the Fourth Proportional to 444,769.38, 613,735.92 and 253,746

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Solution

The fourth proportional to 444,769.38, 613,735.92 and 253,746 is: 350,143.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,769.38 : 613,735.92 = 253,746 : x
  2. Step 2: Convert to fraction form
    444,769.38/613,735.92 = 253,746/x
  3. Step 3: Cross multiply
    444,769.38x = 613,735.92 × 253,746
  4. Step 4: Simplify right side
    444,769.38x = 155,733,034,756.32
  5. Step 5: Solve for x
    x = 155,733,034,756.32/444,769.38
  6. Step 6: Final answer
    x = 350,143.34

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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.