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Finding the Fourth Proportional to 268,540.06, 370,594.80 and 147,690.70

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Solution

The fourth proportional to 268,540.06, 370,594.80 and 147,690.70 is: 203,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,540.06 : 370,594.80 = 147,690.70 : x
  2. Step 2: Convert to fraction form
    268,540.06/370,594.80 = 147,690.70/x
  3. Step 3: Cross multiply
    268,540.06x = 370,594.80 × 147,690.70
  4. Step 4: Simplify right side
    268,540.06x = 54,733,405,428.36
  5. Step 5: Solve for x
    x = 54,733,405,428.36/268,540.06
  6. Step 6: Final answer
    x = 203,818.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.