Home / 318,764.25-439,894.71-175,523.94

Finding the Fourth Proportional to 318,764.25, 439,894.71 and 175,523.94

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Solution

The fourth proportional to 318,764.25, 439,894.71 and 175,523.94 is: 242,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,764.25 : 439,894.71 = 175,523.94 : x
  2. Step 2: Convert to fraction form
    318,764.25/439,894.71 = 175,523.94/x
  3. Step 3: Cross multiply
    318,764.25x = 439,894.71 × 175,523.94
  4. Step 4: Simplify right side
    318,764.25x = 77,212,052,684.36
  5. Step 5: Solve for x
    x = 77,212,052,684.36/318,764.25
  6. Step 6: Final answer
    x = 242,223.06

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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.