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Finding the Fourth Proportional to 329,383.04, 454,373.06 and 200,360.96

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Solution

The fourth proportional to 329,383.04, 454,373.06 and 200,360.96 is: 276,391.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,383.04 : 454,373.06 = 200,360.96 : x
  2. Step 2: Convert to fraction form
    329,383.04/454,373.06 = 200,360.96/x
  3. Step 3: Cross multiply
    329,383.04x = 454,373.06 × 200,360.96
  4. Step 4: Simplify right side
    329,383.04x = 91,038,622,499.74
  5. Step 5: Solve for x
    x = 91,038,622,499.74/329,383.04
  6. Step 6: Final answer
    x = 276,391.35

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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.