Finding the Fourth Proportional to 517,343.04, 713,926.08 and 290,988
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Solution
The fourth proportional to 517,343.04, 713,926.08 and 290,988 is: 401,559.33
Step by Step Solution
- Step 1: Write the proportion equation
517,343.04 : 713,926.08 = 290,988 : x - Step 2: Convert to fraction form
517,343.04/713,926.08 = 290,988/x - Step 3: Cross multiply
517,343.04x = 713,926.08 × 290,988 - Step 4: Simplify right side
517,343.04x = 207,743,922,167.04 - Step 5: Solve for x
x = 207,743,922,167.04/517,343.04 - Step 6: Final answer
x = 401,559.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.