Home / 325,246.83-487,916.73-100,626.45

Finding the Fourth Proportional to 325,246.83, 487,916.73 and 100,626.45

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Solution

The fourth proportional to 325,246.83, 487,916.73 and 100,626.45 is: 150,954.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,246.83 : 487,916.73 = 100,626.45 : x
  2. Step 2: Convert to fraction form
    325,246.83/487,916.73 = 100,626.45/x
  3. Step 3: Cross multiply
    325,246.83x = 487,916.73 × 100,626.45
  4. Step 4: Simplify right side
    325,246.83x = 49,097,328,435.51
  5. Step 5: Solve for x
    x = 49,097,328,435.51/325,246.83
  6. Step 6: Final answer
    x = 150,954.06

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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.