Home / 433,246.20-649,178.10-362,743.80

Finding the Fourth Proportional to 433,246.20, 649,178.10 and 362,743.80

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Solution

The fourth proportional to 433,246.20, 649,178.10 and 362,743.80 is: 543,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,246.20 : 649,178.10 = 362,743.80 : x
  2. Step 2: Convert to fraction form
    433,246.20/649,178.10 = 362,743.80/x
  3. Step 3: Cross multiply
    433,246.20x = 649,178.10 × 362,743.80
  4. Step 4: Simplify right side
    433,246.20x = 235,485,330,870.78
  5. Step 5: Solve for x
    x = 235,485,330,870.78/433,246.20
  6. Step 6: Final answer
    x = 543,536.98

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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.