Home / 940,386.47-1,410,579.72-230,408.37

Finding the Fourth Proportional to 940,386.47, 1,410,579.72 and 230,408.37

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Solution

The fourth proportional to 940,386.47, 1,410,579.72 and 230,408.37 is: 345,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,386.47 : 1,410,579.72 = 230,408.37 : x
  2. Step 2: Convert to fraction form
    940,386.47/1,410,579.72 = 230,408.37/x
  3. Step 3: Cross multiply
    940,386.47x = 1,410,579.72 × 230,408.37
  4. Step 4: Simplify right side
    940,386.47x = 325,009,374,040.26
  5. Step 5: Solve for x
    x = 325,009,374,040.26/940,386.47
  6. Step 6: Final answer
    x = 345,612.56

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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.