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Finding the Fourth Proportional to 536,757.68, 805,084.68 and 162,783.92

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Solution

The fourth proportional to 536,757.68, 805,084.68 and 162,783.92 is: 244,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,757.68 : 805,084.68 = 162,783.92 : x
  2. Step 2: Convert to fraction form
    536,757.68/805,084.68 = 162,783.92/x
  3. Step 3: Cross multiply
    536,757.68x = 805,084.68 × 162,783.92
  4. Step 4: Simplify right side
    536,757.68x = 131,054,840,142.35
  5. Step 5: Solve for x
    x = 131,054,840,142.35/536,757.68
  6. Step 6: Final answer
    x = 244,160.16

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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.