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Finding the Fourth Proportional to 329,346.70, 454,323.13 and 200,324.63

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Solution

The fourth proportional to 329,346.70, 454,323.13 and 200,324.63 is: 276,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,346.70 : 454,323.13 = 200,324.63 : x
  2. Step 2: Convert to fraction form
    329,346.70/454,323.13 = 200,324.63/x
  3. Step 3: Cross multiply
    329,346.70x = 454,323.13 × 200,324.63
  4. Step 4: Simplify right side
    329,346.70x = 91,012,113,552.69
  5. Step 5: Solve for x
    x = 91,012,113,552.69/329,346.70
  6. Step 6: Final answer
    x = 276,341.36

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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.