Finding the Fourth Proportional to 384,925.98, 531,176.34 and 212,833.98
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Solution
The fourth proportional to 384,925.98, 531,176.34 and 212,833.98 is: 293,699.00
Step by Step Solution
- Step 1: Write the proportion equation
384,925.98 : 531,176.34 = 212,833.98 : x - Step 2: Convert to fraction form
384,925.98/531,176.34 = 212,833.98/x - Step 3: Cross multiply
384,925.98x = 531,176.34 × 212,833.98 - Step 4: Simplify right side
384,925.98x = 113,052,374,524.03 - Step 5: Solve for x
x = 113,052,374,524.03/384,925.98 - Step 6: Final answer
x = 293,699.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.