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Finding the Fourth Proportional to 537,163.60, 805,860.60 and 163,224.40

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Solution

The fourth proportional to 537,163.60, 805,860.60 and 163,224.40 is: 244,871.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,163.60 : 805,860.60 = 163,224.40 : x
  2. Step 2: Convert to fraction form
    537,163.60/805,860.60 = 163,224.40/x
  3. Step 3: Cross multiply
    537,163.60x = 805,860.60 × 163,224.40
  4. Step 4: Simplify right side
    537,163.60x = 131,536,112,918.64
  5. Step 5: Solve for x
    x = 131,536,112,918.64/537,163.60
  6. Step 6: Final answer
    x = 244,871.61

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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.