Home / 792,612.74-1,188,219.27-606,455.30

Finding the Fourth Proportional to 792,612.74, 1,188,219.27 and 606,455.30

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Solution

The fourth proportional to 792,612.74, 1,188,219.27 and 606,455.30 is: 909,147.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,612.74 : 1,188,219.27 = 606,455.30 : x
  2. Step 2: Convert to fraction form
    792,612.74/1,188,219.27 = 606,455.30/x
  3. Step 3: Cross multiply
    792,612.74x = 1,188,219.27 × 606,455.30
  4. Step 4: Simplify right side
    792,612.74x = 720,601,879,098.39
  5. Step 5: Solve for x
    x = 720,601,879,098.39/792,612.74
  6. Step 6: Final answer
    x = 909,147.48

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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.