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Finding the Fourth Proportional to 229,395.80, 343,413.30 and 170,492.60

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Solution

The fourth proportional to 229,395.80, 343,413.30 and 170,492.60 is: 255,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,395.80 : 343,413.30 = 170,492.60 : x
  2. Step 2: Convert to fraction form
    229,395.80/343,413.30 = 170,492.60/x
  3. Step 3: Cross multiply
    229,395.80x = 343,413.30 × 170,492.60
  4. Step 4: Simplify right side
    229,395.80x = 58,549,426,391.58
  5. Step 5: Solve for x
    x = 58,549,426,391.58/229,395.80
  6. Step 6: Final answer
    x = 255,233.21

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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.