Finding the Fourth Proportional to 865,633.68, 1,304,359.11 and 711,318.96
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Solution
The fourth proportional to 865,633.68, 1,304,359.11 and 711,318.96 is: 1,071,833.72
Step by Step Solution
- Step 1: Write the proportion equation
865,633.68 : 1,304,359.11 = 711,318.96 : x - Step 2: Convert to fraction form
865,633.68/1,304,359.11 = 711,318.96/x - Step 3: Cross multiply
865,633.68x = 1,304,359.11 × 711,318.96 - Step 4: Simplify right side
865,633.68x = 927,815,365,591.73 - Step 5: Solve for x
x = 927,815,365,591.73/865,633.68 - Step 6: Final answer
x = 1,071,833.72
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.