Finding the Fourth Proportional to 707,988.06, 976,989.87 and 385,696.62
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Solution
The fourth proportional to 707,988.06, 976,989.87 and 385,696.62 is: 532,243.00
Step by Step Solution
- Step 1: Write the proportion equation
707,988.06 : 976,989.87 = 385,696.62 : x - Step 2: Convert to fraction form
707,988.06/976,989.87 = 385,696.62/x - Step 3: Cross multiply
707,988.06x = 976,989.87 × 385,696.62 - Step 4: Simplify right side
707,988.06x = 376,821,690,633.24 - Step 5: Solve for x
x = 376,821,690,633.24/707,988.06 - Step 6: Final answer
x = 532,243.00
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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.