Finding the Fourth Proportional to 354,530.49, 531,714.74 and 101,808.99
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Solution
The fourth proportional to 354,530.49, 531,714.74 and 101,808.99 is: 152,690.22
Step by Step Solution
- Step 1: Write the proportion equation
354,530.49 : 531,714.74 = 101,808.99 : x - Step 2: Convert to fraction form
354,530.49/531,714.74 = 101,808.99/x - Step 3: Cross multiply
354,530.49x = 531,714.74 × 101,808.99 - Step 4: Simplify right side
354,530.49x = 54,133,340,138.47 - Step 5: Solve for x
x = 54,133,340,138.47/354,530.49 - Step 6: Final answer
x = 152,690.22
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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.