Home / 228,479.26-314,738-194,378.52

Finding the Fourth Proportional to 228,479.26, 314,738 and 194,378.52

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Solution

The fourth proportional to 228,479.26, 314,738 and 194,378.52 is: 267,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,479.26 : 314,738 = 194,378.52 : x
  2. Step 2: Convert to fraction form
    228,479.26/314,738 = 194,378.52/x
  3. Step 3: Cross multiply
    228,479.26x = 314,738 × 194,378.52
  4. Step 4: Simplify right side
    228,479.26x = 61,178,306,627.76
  5. Step 5: Solve for x
    x = 61,178,306,627.76/228,479.26
  6. Step 6: Final answer
    x = 267,763.06

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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.