Finding the Fourth Proportional to 884,276.18, 1,326,672.61 and 285,224.07
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Solution
The fourth proportional to 884,276.18, 1,326,672.61 and 285,224.07 is: 427,919.43
Step by Step Solution
- Step 1: Write the proportion equation
884,276.18 : 1,326,672.61 = 285,224.07 : x - Step 2: Convert to fraction form
884,276.18/1,326,672.61 = 285,224.07/x - Step 3: Cross multiply
884,276.18x = 1,326,672.61 × 285,224.07 - Step 4: Simplify right side
884,276.18x = 378,398,961,381.72 - Step 5: Solve for x
x = 378,398,961,381.72/884,276.18 - Step 6: Final answer
x = 427,919.43
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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.