Home / 255,913.20-381,243.33-244,398.69

Finding the Fourth Proportional to 255,913.20, 381,243.33 and 244,398.69

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Solution

The fourth proportional to 255,913.20, 381,243.33 and 244,398.69 is: 364,089.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,913.20 : 381,243.33 = 244,398.69 : x
  2. Step 2: Convert to fraction form
    255,913.20/381,243.33 = 244,398.69/x
  3. Step 3: Cross multiply
    255,913.20x = 381,243.33 × 244,398.69
  4. Step 4: Simplify right side
    255,913.20x = 93,175,370,423.24
  5. Step 5: Solve for x
    x = 93,175,370,423.24/255,913.20
  6. Step 6: Final answer
    x = 364,089.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.