Home / 922,577.44-1,383,924.54-390,028.36

Finding the Fourth Proportional to 922,577.44, 1,383,924.54 and 390,028.36

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Solution

The fourth proportional to 922,577.44, 1,383,924.54 and 390,028.36 is: 585,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,577.44 : 1,383,924.54 = 390,028.36 : x
  2. Step 2: Convert to fraction form
    922,577.44/1,383,924.54 = 390,028.36/x
  3. Step 3: Cross multiply
    922,577.44x = 1,383,924.54 × 390,028.36
  4. Step 4: Simplify right side
    922,577.44x = 539,769,818,699.95
  5. Step 5: Solve for x
    x = 539,769,818,699.95/922,577.44
  6. Step 6: Final answer
    x = 585,067.22

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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.