Home / 509,933.80-764,948.67-150,104.89

Finding the Fourth Proportional to 509,933.80, 764,948.67 and 150,104.89

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Solution

The fourth proportional to 509,933.80, 764,948.67 and 150,104.89 is: 225,171.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,933.80 : 764,948.67 = 150,104.89 : x
  2. Step 2: Convert to fraction form
    509,933.80/764,948.67 = 150,104.89/x
  3. Step 3: Cross multiply
    509,933.80x = 764,948.67 × 150,104.89
  4. Step 4: Simplify right side
    509,933.80x = 114,822,535,966.00
  5. Step 5: Solve for x
    x = 114,822,535,966.00/509,933.80
  6. Step 6: Final answer
    x = 225,171.46

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1.5x scale

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.