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Finding the Fourth Proportional to 433,205.70, 649,808.55 and 183,855.30

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Solution

The fourth proportional to 433,205.70, 649,808.55 and 183,855.30 is: 275,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,205.70 : 649,808.55 = 183,855.30 : x
  2. Step 2: Convert to fraction form
    433,205.70/649,808.55 = 183,855.30/x
  3. Step 3: Cross multiply
    433,205.70x = 649,808.55 × 183,855.30
  4. Step 4: Simplify right side
    433,205.70x = 119,470,745,902.82
  5. Step 5: Solve for x
    x = 119,470,745,902.82/433,205.70
  6. Step 6: Final answer
    x = 275,782.95

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Similar ratio
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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.