Home / 687,160.40-1,030,849.94-332,200.58

Finding the Fourth Proportional to 687,160.40, 1,030,849.94 and 332,200.58

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Solution

The fourth proportional to 687,160.40, 1,030,849.94 and 332,200.58 is: 498,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,160.40 : 1,030,849.94 = 332,200.58 : x
  2. Step 2: Convert to fraction form
    687,160.40/1,030,849.94 = 332,200.58/x
  3. Step 3: Cross multiply
    687,160.40x = 1,030,849.94 × 332,200.58
  4. Step 4: Simplify right side
    687,160.40x = 342,448,943,637.22
  5. Step 5: Solve for x
    x = 342,448,943,637.22/687,160.40
  6. Step 6: Final answer
    x = 498,353.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.