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Finding the Fourth Proportional to 268,322.64, 370,255.50 and 160,897.20

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Solution

The fourth proportional to 268,322.64, 370,255.50 and 160,897.20 is: 222,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,322.64 : 370,255.50 = 160,897.20 : x
  2. Step 2: Convert to fraction form
    268,322.64/370,255.50 = 160,897.20/x
  3. Step 3: Cross multiply
    268,322.64x = 370,255.50 × 160,897.20
  4. Step 4: Simplify right side
    268,322.64x = 59,573,073,234.60
  5. Step 5: Solve for x
    x = 59,573,073,234.60/268,322.64
  6. Step 6: Final answer
    x = 222,020.30

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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.