Finding the Fourth Proportional to 417,190.68, 620,418.96 and 403,904.76
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Solution
The fourth proportional to 417,190.68, 620,418.96 and 403,904.76 is: 600,661.00
Step by Step Solution
- Step 1: Write the proportion equation
417,190.68 : 620,418.96 = 403,904.76 : x - Step 2: Convert to fraction form
417,190.68/620,418.96 = 403,904.76/x - Step 3: Cross multiply
417,190.68x = 620,418.96 × 403,904.76 - Step 4: Simplify right side
417,190.68x = 250,590,171,138.25 - Step 5: Solve for x
x = 250,590,171,138.25/417,190.68 - Step 6: Final answer
x = 600,661.00
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.