Home / 433,223.10-650,153.97-205,519.46

Finding the Fourth Proportional to 433,223.10, 650,153.97 and 205,519.46

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Solution

The fourth proportional to 433,223.10, 650,153.97 and 205,519.46 is: 308,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,223.10 : 650,153.97 = 205,519.46 : x
  2. Step 2: Convert to fraction form
    433,223.10/650,153.97 = 205,519.46/x
  3. Step 3: Cross multiply
    433,223.10x = 650,153.97 × 205,519.46
  4. Step 4: Simplify right side
    433,223.10x = 133,619,289,580.49
  5. Step 5: Solve for x
    x = 133,619,289,580.49/433,223.10
  6. Step 6: Final answer
    x = 308,430.67

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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.