Finding the Fourth Proportional to 356,590.06, 534,688.26 and 146,375.62
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Solution
The fourth proportional to 356,590.06, 534,688.26 and 146,375.62 is: 219,482.63
Step by Step Solution
- Step 1: Write the proportion equation
356,590.06 : 534,688.26 = 146,375.62 : x - Step 2: Convert to fraction form
356,590.06/534,688.26 = 146,375.62/x - Step 3: Cross multiply
356,590.06x = 534,688.26 × 146,375.62 - Step 4: Simplify right side
356,590.06x = 78,265,325,564.22 - Step 5: Solve for x
x = 78,265,325,564.22/356,590.06 - Step 6: Final answer
x = 219,482.63
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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.