Finding the Fourth Proportional to 715,950.98, 1,073,926.05 and 210,516.14
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Solution
The fourth proportional to 715,950.98, 1,073,926.05 and 210,516.14 is: 315,774.09
Step by Step Solution
- Step 1: Write the proportion equation
715,950.98 : 1,073,926.05 = 210,516.14 : x - Step 2: Convert to fraction form
715,950.98/1,073,926.05 = 210,516.14/x - Step 3: Cross multiply
715,950.98x = 1,073,926.05 × 210,516.14 - Step 4: Simplify right side
715,950.98x = 226,078,766,691.45 - Step 5: Solve for x
x = 226,078,766,691.45/715,950.98 - Step 6: Final answer
x = 315,774.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.