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Finding the Fourth Proportional to 235,262.40, 352,893.60 and 160,612.80

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Solution

The fourth proportional to 235,262.40, 352,893.60 and 160,612.80 is: 240,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,262.40 : 352,893.60 = 160,612.80 : x
  2. Step 2: Convert to fraction form
    235,262.40/352,893.60 = 160,612.80/x
  3. Step 3: Cross multiply
    235,262.40x = 352,893.60 × 160,612.80
  4. Step 4: Simplify right side
    235,262.40x = 56,679,229,198.08
  5. Step 5: Solve for x
    x = 56,679,229,198.08/235,262.40
  6. Step 6: Final answer
    x = 240,919.20

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1.5x scale

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.