Finding the Fourth Proportional to 487,832.09, 731,214.35 and 251,188.97
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Solution
The fourth proportional to 487,832.09, 731,214.35 and 251,188.97 is: 376,508.60
Step by Step Solution
- Step 1: Write the proportion equation
487,832.09 : 731,214.35 = 251,188.97 : x - Step 2: Convert to fraction form
487,832.09/731,214.35 = 251,188.97/x - Step 3: Cross multiply
487,832.09x = 731,214.35 × 251,188.97 - Step 4: Simplify right side
487,832.09x = 183,672,979,997.81 - Step 5: Solve for x
x = 183,672,979,997.81/487,832.09 - Step 6: Final answer
x = 376,508.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.