Finding the Fourth Proportional to 532,326.68, 734,621.93 and 290,619.44
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Solution
The fourth proportional to 532,326.68, 734,621.93 and 290,619.44 is: 401,060.89
Step by Step Solution
- Step 1: Write the proportion equation
532,326.68 : 734,621.93 = 290,619.44 : x - Step 2: Convert to fraction form
532,326.68/734,621.93 = 290,619.44/x - Step 3: Cross multiply
532,326.68x = 734,621.93 × 290,619.44 - Step 4: Simplify right side
532,326.68x = 213,495,410,961.76 - Step 5: Solve for x
x = 213,495,410,961.76/532,326.68 - Step 6: Final answer
x = 401,060.89
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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.