Home / 859,413.54-1,185,576.03-572,566.62

Finding the Fourth Proportional to 859,413.54, 1,185,576.03 and 572,566.62

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Solution

The fourth proportional to 859,413.54, 1,185,576.03 and 572,566.62 is: 789,865.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,413.54 : 1,185,576.03 = 572,566.62 : x
  2. Step 2: Convert to fraction form
    859,413.54/1,185,576.03 = 572,566.62/x
  3. Step 3: Cross multiply
    859,413.54x = 1,185,576.03 × 572,566.62
  4. Step 4: Simplify right side
    859,413.54x = 678,821,260,250.12
  5. Step 5: Solve for x
    x = 678,821,260,250.12/859,413.54
  6. Step 6: Final answer
    x = 789,865.68

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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.