Home / 603,942.12-905,248.88-248,762.39

Finding the Fourth Proportional to 603,942.12, 905,248.88 and 248,762.39

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Solution

The fourth proportional to 603,942.12, 905,248.88 and 248,762.39 is: 372,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,942.12 : 905,248.88 = 248,762.39 : x
  2. Step 2: Convert to fraction form
    603,942.12/905,248.88 = 248,762.39/x
  3. Step 3: Cross multiply
    603,942.12x = 905,248.88 × 248,762.39
  4. Step 4: Simplify right side
    603,942.12x = 225,191,869,163.57
  5. Step 5: Solve for x
    x = 225,191,869,163.57/603,942.12
  6. Step 6: Final answer
    x = 372,869.95

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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.