Home / 789,435.32-1,182,447.12-414,671

Finding the Fourth Proportional to 789,435.32, 1,182,447.12 and 414,671

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Solution

The fourth proportional to 789,435.32, 1,182,447.12 and 414,671 is: 621,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,435.32 : 1,182,447.12 = 414,671 : x
  2. Step 2: Convert to fraction form
    789,435.32/1,182,447.12 = 414,671/x
  3. Step 3: Cross multiply
    789,435.32x = 1,182,447.12 × 414,671
  4. Step 4: Simplify right side
    789,435.32x = 490,326,529,697.52
  5. Step 5: Solve for x
    x = 490,326,529,697.52/789,435.32
  6. Step 6: Final answer
    x = 621,110.45

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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.