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Finding the Fourth Proportional to 323,002.09, 445,738.47 and 179,762.14

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Solution

The fourth proportional to 323,002.09, 445,738.47 and 179,762.14 is: 248,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,002.09 : 445,738.47 = 179,762.14 : x
  2. Step 2: Convert to fraction form
    323,002.09/445,738.47 = 179,762.14/x
  3. Step 3: Cross multiply
    323,002.09x = 445,738.47 × 179,762.14
  4. Step 4: Simplify right side
    323,002.09x = 80,126,899,018.83
  5. Step 5: Solve for x
    x = 80,126,899,018.83/323,002.09
  6. Step 6: Final answer
    x = 248,069.29

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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.