Home / 509,701.01-764,537.75-125,453.27

Finding the Fourth Proportional to 509,701.01, 764,537.75 and 125,453.27

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Solution

The fourth proportional to 509,701.01, 764,537.75 and 125,453.27 is: 188,176.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,701.01 : 764,537.75 = 125,453.27 : x
  2. Step 2: Convert to fraction form
    509,701.01/764,537.75 = 125,453.27/x
  3. Step 3: Cross multiply
    509,701.01x = 764,537.75 × 125,453.27
  4. Step 4: Simplify right side
    509,701.01x = 95,913,762,530.47
  5. Step 5: Solve for x
    x = 95,913,762,530.47/509,701.01
  6. Step 6: Final answer
    x = 188,176.52

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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.