Home / 996,637.52-1,374,928.32-609,469.86

Finding the Fourth Proportional to 996,637.52, 1,374,928.32 and 609,469.86

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Solution

The fourth proportional to 996,637.52, 1,374,928.32 and 609,469.86 is: 840,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,637.52 : 1,374,928.32 = 609,469.86 : x
  2. Step 2: Convert to fraction form
    996,637.52/1,374,928.32 = 609,469.86/x
  3. Step 3: Cross multiply
    996,637.52x = 1,374,928.32 × 609,469.86
  4. Step 4: Simplify right side
    996,637.52x = 837,977,370,700.44
  5. Step 5: Solve for x
    x = 837,977,370,700.44/996,637.52
  6. Step 6: Final answer
    x = 840,804.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.