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Finding the Fourth Proportional to 288,098.16, 397,597.98 and 160,792.89

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Solution

The fourth proportional to 288,098.16, 397,597.98 and 160,792.89 is: 221,906.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,098.16 : 397,597.98 = 160,792.89 : x
  2. Step 2: Convert to fraction form
    288,098.16/397,597.98 = 160,792.89/x
  3. Step 3: Cross multiply
    288,098.16x = 397,597.98 × 160,792.89
  4. Step 4: Simplify right side
    288,098.16x = 63,930,928,262.36
  5. Step 5: Solve for x
    x = 63,930,928,262.36/288,098.16
  6. Step 6: Final answer
    x = 221,906.76

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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.