Finding the Fourth Proportional to 537,916.81, 806,981.69 and 153,668.98
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Solution
The fourth proportional to 537,916.81, 806,981.69 and 153,668.98 is: 230,533.88
Step by Step Solution
- Step 1: Write the proportion equation
537,916.81 : 806,981.69 = 153,668.98 : x - Step 2: Convert to fraction form
537,916.81/806,981.69 = 153,668.98/x - Step 3: Cross multiply
537,916.81x = 806,981.69 × 153,668.98 - Step 4: Simplify right side
537,916.81x = 124,008,049,940.14 - Step 5: Solve for x
x = 124,008,049,940.14/537,916.81 - Step 6: Final answer
x = 230,533.88
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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.