Home / 305,366.22-458,083.35-105,704.46

Finding the Fourth Proportional to 305,366.22, 458,083.35 and 105,704.46

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Solution

The fourth proportional to 305,366.22, 458,083.35 and 105,704.46 is: 158,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,366.22 : 458,083.35 = 105,704.46 : x
  2. Step 2: Convert to fraction form
    305,366.22/458,083.35 = 105,704.46/x
  3. Step 3: Cross multiply
    305,366.22x = 458,083.35 × 105,704.46
  4. Step 4: Simplify right side
    305,366.22x = 48,421,453,146.74
  5. Step 5: Solve for x
    x = 48,421,453,146.74/305,366.22
  6. Step 6: Final answer
    x = 158,568.47

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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.