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Finding the Fourth Proportional to 244,886.80, 366,941.40 and 161,683.60

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Solution

The fourth proportional to 244,886.80, 366,941.40 and 161,683.60 is: 242,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,886.80 : 366,941.40 = 161,683.60 : x
  2. Step 2: Convert to fraction form
    244,886.80/366,941.40 = 161,683.60/x
  3. Step 3: Cross multiply
    244,886.80x = 366,941.40 × 161,683.60
  4. Step 4: Simplify right side
    244,886.80x = 59,328,406,541.04
  5. Step 5: Solve for x
    x = 59,328,406,541.04/244,886.80
  6. Step 6: Final answer
    x = 242,268.70

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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.