Home / 965,238.12-1,448,258.75-425,218.02

Finding the Fourth Proportional to 965,238.12, 1,448,258.75 and 425,218.02

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Solution

The fourth proportional to 965,238.12, 1,448,258.75 and 425,218.02 is: 638,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,238.12 : 1,448,258.75 = 425,218.02 : x
  2. Step 2: Convert to fraction form
    965,238.12/1,448,258.75 = 425,218.02/x
  3. Step 3: Cross multiply
    965,238.12x = 1,448,258.75 × 425,218.02
  4. Step 4: Simplify right side
    965,238.12x = 615,825,718,122.68
  5. Step 5: Solve for x
    x = 615,825,718,122.68/965,238.12
  6. Step 6: Final answer
    x = 638,003.93

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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.