Finding the Fourth Proportional to 715,668.53, 1,073,502.09 and 183,188.71
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Solution
The fourth proportional to 715,668.53, 1,073,502.09 and 183,188.71 is: 274,782.88
Step by Step Solution
- Step 1: Write the proportion equation
715,668.53 : 1,073,502.09 = 183,188.71 : x - Step 2: Convert to fraction form
715,668.53/1,073,502.09 = 183,188.71/x - Step 3: Cross multiply
715,668.53x = 1,073,502.09 × 183,188.71 - Step 4: Simplify right side
715,668.53x = 196,653,463,049.40 - Step 5: Solve for x
x = 196,653,463,049.40/715,668.53 - Step 6: Final answer
x = 274,782.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.