Home / 383,281.74-528,584.99-240,055.11

Finding the Fourth Proportional to 383,281.74, 528,584.99 and 240,055.11

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Solution

The fourth proportional to 383,281.74, 528,584.99 and 240,055.11 is: 331,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,281.74 : 528,584.99 = 240,055.11 : x
  2. Step 2: Convert to fraction form
    383,281.74/528,584.99 = 240,055.11/x
  3. Step 3: Cross multiply
    383,281.74x = 528,584.99 × 240,055.11
  4. Step 4: Simplify right side
    383,281.74x = 126,889,526,718.52
  5. Step 5: Solve for x
    x = 126,889,526,718.52/383,281.74
  6. Step 6: Final answer
    x = 331,060.71

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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.