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Finding the Fourth Proportional to 537,165.60, 805,863.60 and 163,226.40

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Solution

The fourth proportional to 537,165.60, 805,863.60 and 163,226.40 is: 244,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,165.60 : 805,863.60 = 163,226.40 : x
  2. Step 2: Convert to fraction form
    537,165.60/805,863.60 = 163,226.40/x
  3. Step 3: Cross multiply
    537,165.60x = 805,863.60 × 163,226.40
  4. Step 4: Simplify right side
    537,165.60x = 131,538,214,319.04
  5. Step 5: Solve for x
    x = 131,538,214,319.04/537,165.60
  6. Step 6: Final answer
    x = 244,874.61

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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.