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Finding the Fourth Proportional to 334,413.70, 501,681.30 and 109,711.60

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Solution

The fourth proportional to 334,413.70, 501,681.30 and 109,711.60 is: 164,587.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,413.70 : 501,681.30 = 109,711.60 : x
  2. Step 2: Convert to fraction form
    334,413.70/501,681.30 = 109,711.60/x
  3. Step 3: Cross multiply
    334,413.70x = 501,681.30 × 109,711.60
  4. Step 4: Simplify right side
    334,413.70x = 55,040,258,113.08
  5. Step 5: Solve for x
    x = 55,040,258,113.08/334,413.70
  6. Step 6: Final answer
    x = 164,587.33

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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.