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Finding the Fourth Proportional to 984,284, 1,474,763.87 and 604,413.03

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Solution

The fourth proportional to 984,284, 1,474,763.87 and 604,413.03 is: 905,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,284 : 1,474,763.87 = 604,413.03 : x
  2. Step 2: Convert to fraction form
    984,284/1,474,763.87 = 604,413.03/x
  3. Step 3: Cross multiply
    984,284x = 1,474,763.87 × 604,413.03
  4. Step 4: Simplify right side
    984,284x = 891,366,499,201.23
  5. Step 5: Solve for x
    x = 891,366,499,201.23/984,284
  6. Step 6: Final answer
    x = 905,598.89

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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.