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Finding the Fourth Proportional to 235,246.40, 352,869.60 and 160,596.80

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Solution

The fourth proportional to 235,246.40, 352,869.60 and 160,596.80 is: 240,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,246.40 : 352,869.60 = 160,596.80 : x
  2. Step 2: Convert to fraction form
    235,246.40/352,869.60 = 160,596.80/x
  3. Step 3: Cross multiply
    235,246.40x = 352,869.60 × 160,596.80
  4. Step 4: Simplify right side
    235,246.40x = 56,669,728,577.28
  5. Step 5: Solve for x
    x = 56,669,728,577.28/235,246.40
  6. Step 6: Final answer
    x = 240,895.20

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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.