Home / 896,217.63-1,344,588.77-288,993.73

Finding the Fourth Proportional to 896,217.63, 1,344,588.77 and 288,993.73

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Solution

The fourth proportional to 896,217.63, 1,344,588.77 and 288,993.73 is: 433,575.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,217.63 : 1,344,588.77 = 288,993.73 : x
  2. Step 2: Convert to fraction form
    896,217.63/1,344,588.77 = 288,993.73/x
  3. Step 3: Cross multiply
    896,217.63x = 1,344,588.77 × 288,993.73
  4. Step 4: Simplify right side
    896,217.63x = 388,577,723,958.41
  5. Step 5: Solve for x
    x = 388,577,723,958.41/896,217.63
  6. Step 6: Final answer
    x = 433,575.18

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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.