Home / 935,928.58-1,404,039.75-403,600.90

Finding the Fourth Proportional to 935,928.58, 1,404,039.75 and 403,600.90

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Solution

The fourth proportional to 935,928.58, 1,404,039.75 and 403,600.90 is: 605,464.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,928.58 : 1,404,039.75 = 403,600.90 : x
  2. Step 2: Convert to fraction form
    935,928.58/1,404,039.75 = 403,600.90/x
  3. Step 3: Cross multiply
    935,928.58x = 1,404,039.75 × 403,600.90
  4. Step 4: Simplify right side
    935,928.58x = 566,671,706,735.78
  5. Step 5: Solve for x
    x = 566,671,706,735.78/935,928.58
  6. Step 6: Final answer
    x = 605,464.69

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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.