Finding the Fourth Proportional to 357,788.25, 536,600.36 and 213,734.66
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Solution
The fourth proportional to 357,788.25, 536,600.36 and 213,734.66 is: 320,552.99
Step by Step Solution
- Step 1: Write the proportion equation
357,788.25 : 536,600.36 = 213,734.66 : x - Step 2: Convert to fraction form
357,788.25/536,600.36 = 213,734.66/x - Step 3: Cross multiply
357,788.25x = 536,600.36 × 213,734.66 - Step 4: Simplify right side
357,788.25x = 114,690,094,431.80 - Step 5: Solve for x
x = 114,690,094,431.80/357,788.25 - Step 6: Final answer
x = 320,552.99
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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.