Finding the Fourth Proportional to 543,621.54, 750,177.15 and 301,919.68
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Solution
The fourth proportional to 543,621.54, 750,177.15 and 301,919.68 is: 416,637.73
Step by Step Solution
- Step 1: Write the proportion equation
543,621.54 : 750,177.15 = 301,919.68 : x - Step 2: Convert to fraction form
543,621.54/750,177.15 = 301,919.68/x - Step 3: Cross multiply
543,621.54x = 750,177.15 × 301,919.68 - Step 4: Simplify right side
543,621.54x = 226,493,245,071.31 - Step 5: Solve for x
x = 226,493,245,071.31/543,621.54 - Step 6: Final answer
x = 416,637.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.