Home / 632,184.28-872,413.93-345,704.37

Finding the Fourth Proportional to 632,184.28, 872,413.93 and 345,704.37

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Solution

The fourth proportional to 632,184.28, 872,413.93 and 345,704.37 is: 477,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,184.28 : 872,413.93 = 345,704.37 : x
  2. Step 2: Convert to fraction form
    632,184.28/872,413.93 = 345,704.37/x
  3. Step 3: Cross multiply
    632,184.28x = 872,413.93 × 345,704.37
  4. Step 4: Simplify right side
    632,184.28x = 301,597,308,049.87
  5. Step 5: Solve for x
    x = 301,597,308,049.87/632,184.28
  6. Step 6: Final answer
    x = 477,071.82

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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.