Finding the Fourth Proportional to 298,860.17, 412,423.41 and 162,893.70
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Solution
The fourth proportional to 298,860.17, 412,423.41 and 162,893.70 is: 224,791.33
Step by Step Solution
- Step 1: Write the proportion equation
298,860.17 : 412,423.41 = 162,893.70 : x - Step 2: Convert to fraction form
298,860.17/412,423.41 = 162,893.70/x - Step 3: Cross multiply
298,860.17x = 412,423.41 × 162,893.70 - Step 4: Simplify right side
298,860.17x = 67,181,175,221.52 - Step 5: Solve for x
x = 67,181,175,221.52/298,860.17 - Step 6: Final answer
x = 224,791.33
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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.