Home / 433,076.23-649,804.25-205,536.19

Finding the Fourth Proportional to 433,076.23, 649,804.25 and 205,536.19

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Solution

The fourth proportional to 433,076.23, 649,804.25 and 205,536.19 is: 308,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,076.23 : 649,804.25 = 205,536.19 : x
  2. Step 2: Convert to fraction form
    433,076.23/649,804.25 = 205,536.19/x
  3. Step 3: Cross multiply
    433,076.23x = 649,804.25 × 205,536.19
  4. Step 4: Simplify right side
    433,076.23x = 133,558,289,790.81
  5. Step 5: Solve for x
    x = 133,558,289,790.81/433,076.23
  6. Step 6: Final answer
    x = 308,394.41

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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.