Finding the Fourth Proportional to 614,893.95, 916,227.99 and 547,818.66
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Solution
The fourth proportional to 614,893.95, 916,227.99 and 547,818.66 is: 816,281.88
Step by Step Solution
- Step 1: Write the proportion equation
614,893.95 : 916,227.99 = 547,818.66 : x - Step 2: Convert to fraction form
614,893.95/916,227.99 = 547,818.66/x - Step 3: Cross multiply
614,893.95x = 916,227.99 × 547,818.66 - Step 4: Simplify right side
614,893.95x = 501,926,789,736.29 - Step 5: Solve for x
x = 501,926,789,736.29/614,893.95 - Step 6: Final answer
x = 816,281.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.