Home / 850,376.57-1,275,566.48-798,413.45

Finding the Fourth Proportional to 850,376.57, 1,275,566.48 and 798,413.45

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Solution

The fourth proportional to 850,376.57, 1,275,566.48 and 798,413.45 is: 1,197,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,376.57 : 1,275,566.48 = 798,413.45 : x
  2. Step 2: Convert to fraction form
    850,376.57/1,275,566.48 = 798,413.45/x
  3. Step 3: Cross multiply
    850,376.57x = 1,275,566.48 × 798,413.45
  4. Step 4: Simplify right side
    850,376.57x = 1,018,429,430,009.09
  5. Step 5: Solve for x
    x = 1,018,429,430,009.09/850,376.57
  6. Step 6: Final answer
    x = 1,197,621.70

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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.