Finding the Fourth Proportional to 873,853.68, 1,205,893.60 and 486,668.96
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Solution
The fourth proportional to 873,853.68, 1,205,893.60 and 486,668.96 is: 671,589.53
Step by Step Solution
- Step 1: Write the proportion equation
873,853.68 : 1,205,893.60 = 486,668.96 : x - Step 2: Convert to fraction form
873,853.68/1,205,893.60 = 486,668.96/x - Step 3: Cross multiply
873,853.68x = 1,205,893.60 × 486,668.96 - Step 4: Simplify right side
873,853.68x = 586,870,984,182.66 - Step 5: Solve for x
x = 586,870,984,182.66/873,853.68 - Step 6: Final answer
x = 671,589.53
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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.