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Finding the Fourth Proportional to 433,176.84, 649,875.96 and 166,865.94

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Solution

The fourth proportional to 433,176.84, 649,875.96 and 166,865.94 is: 250,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,176.84 : 649,875.96 = 166,865.94 : x
  2. Step 2: Convert to fraction form
    433,176.84/649,875.96 = 166,865.94/x
  3. Step 3: Cross multiply
    433,176.84x = 649,875.96 × 166,865.94
  4. Step 4: Simplify right side
    433,176.84x = 108,442,162,948.80
  5. Step 5: Solve for x
    x = 108,442,162,948.80/433,176.84
  6. Step 6: Final answer
    x = 250,341.55

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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.