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Finding the Fourth Proportional to 444,356.47, 613,212.34 and 243,152.47

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Solution

The fourth proportional to 444,356.47, 613,212.34 and 243,152.47 is: 335,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,356.47 : 613,212.34 = 243,152.47 : x
  2. Step 2: Convert to fraction form
    444,356.47/613,212.34 = 243,152.47/x
  3. Step 3: Cross multiply
    444,356.47x = 613,212.34 × 243,152.47
  4. Step 4: Simplify right side
    444,356.47x = 149,104,095,105.48
  5. Step 5: Solve for x
    x = 149,104,095,105.48/444,356.47
  6. Step 6: Final answer
    x = 335,550.63

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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.