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Finding the Fourth Proportional to 352,258.96, 527,575 and 211,707.92

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Solution

The fourth proportional to 352,258.96, 527,575 and 211,707.92 is: 317,073.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,258.96 : 527,575 = 211,707.92 : x
  2. Step 2: Convert to fraction form
    352,258.96/527,575 = 211,707.92/x
  3. Step 3: Cross multiply
    352,258.96x = 527,575 × 211,707.92
  4. Step 4: Simplify right side
    352,258.96x = 111,691,805,894
  5. Step 5: Solve for x
    x = 111,691,805,894/352,258.96
  6. Step 6: Final answer
    x = 317,073.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.