Finding the Fourth Proportional to 352,754.80, 529,132.20 and 329,135.20
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Solution
The fourth proportional to 352,754.80, 529,132.20 and 329,135.20 is: 493,702.80
Step by Step Solution
- Step 1: Write the proportion equation
352,754.80 : 529,132.20 = 329,135.20 : x - Step 2: Convert to fraction form
352,754.80/529,132.20 = 329,135.20/x - Step 3: Cross multiply
352,754.80x = 529,132.20 × 329,135.20 - Step 4: Simplify right side
352,754.80x = 174,156,032,473.44 - Step 5: Solve for x
x = 174,156,032,473.44/352,754.80 - Step 6: Final answer
x = 493,702.80
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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.