Home / 1,258,233.44-1,888,162.12-459,448.10

Finding the Fourth Proportional to 1,258,233.44, 1,888,162.12 and 459,448.10

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Solution

The fourth proportional to 1,258,233.44, 1,888,162.12 and 459,448.10 is: 689,468.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,233.44 : 1,888,162.12 = 459,448.10 : x
  2. Step 2: Convert to fraction form
    1,258,233.44/1,888,162.12 = 459,448.10/x
  3. Step 3: Cross multiply
    1,258,233.44x = 1,888,162.12 × 459,448.10
  4. Step 4: Simplify right side
    1,258,233.44x = 867,512,498,525.97
  5. Step 5: Solve for x
    x = 867,512,498,525.97/1,258,233.44
  6. Step 6: Final answer
    x = 689,468.64

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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.