Home / 383,934.69-575,986.07-117,715.97

Finding the Fourth Proportional to 383,934.69, 575,986.07 and 117,715.97

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Solution

The fourth proportional to 383,934.69, 575,986.07 and 117,715.97 is: 176,599.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,934.69 : 575,986.07 = 117,715.97 : x
  2. Step 2: Convert to fraction form
    383,934.69/575,986.07 = 117,715.97/x
  3. Step 3: Cross multiply
    383,934.69x = 575,986.07 × 117,715.97
  4. Step 4: Simplify right side
    383,934.69x = 67,802,760,670.79
  5. Step 5: Solve for x
    x = 67,802,760,670.79/383,934.69
  6. Step 6: Final answer
    x = 176,599.72

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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.