Home / 509,524.82-764,289.07-154,541.94

Finding the Fourth Proportional to 509,524.82, 764,289.07 and 154,541.94

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Solution

The fourth proportional to 509,524.82, 764,289.07 and 154,541.94 is: 231,813.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,524.82 : 764,289.07 = 154,541.94 : x
  2. Step 2: Convert to fraction form
    509,524.82/764,289.07 = 154,541.94/x
  3. Step 3: Cross multiply
    509,524.82x = 764,289.07 × 154,541.94
  4. Step 4: Simplify right side
    509,524.82x = 118,114,715,598.60
  5. Step 5: Solve for x
    x = 118,114,715,598.60/509,524.82
  6. Step 6: Final answer
    x = 231,813.47

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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.