Home / 380,103.27-524,506.89-227,110.98

Finding the Fourth Proportional to 380,103.27, 524,506.89 and 227,110.98

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Solution

The fourth proportional to 380,103.27, 524,506.89 and 227,110.98 is: 313,391.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,103.27 : 524,506.89 = 227,110.98 : x
  2. Step 2: Convert to fraction form
    380,103.27/524,506.89 = 227,110.98/x
  3. Step 3: Cross multiply
    380,103.27x = 524,506.89 × 227,110.98
  4. Step 4: Simplify right side
    380,103.27x = 119,121,273,804.65
  5. Step 5: Solve for x
    x = 119,121,273,804.65/380,103.27
  6. Step 6: Final answer
    x = 313,391.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.