Finding the Fourth Proportional to 341,511.80, 512,267.70 and 164,103.80
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Solution
The fourth proportional to 341,511.80, 512,267.70 and 164,103.80 is: 246,155.70
Step by Step Solution
- Step 1: Write the proportion equation
341,511.80 : 512,267.70 = 164,103.80 : x - Step 2: Convert to fraction form
341,511.80/512,267.70 = 164,103.80/x - Step 3: Cross multiply
341,511.80x = 512,267.70 × 164,103.80 - Step 4: Simplify right side
341,511.80x = 84,065,076,187.26 - Step 5: Solve for x
x = 84,065,076,187.26/341,511.80 - Step 6: Final answer
x = 246,155.70
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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.