Finding the Fourth Proportional to 692,416.92, 1,038,614.61 and 355,263
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Solution
The fourth proportional to 692,416.92, 1,038,614.61 and 355,263 is: 532,888.97
Step by Step Solution
- Step 1: Write the proportion equation
692,416.92 : 1,038,614.61 = 355,263 : x - Step 2: Convert to fraction form
692,416.92/1,038,614.61 = 355,263/x - Step 3: Cross multiply
692,416.92x = 1,038,614.61 × 355,263 - Step 4: Simplify right side
692,416.92x = 368,981,342,192.43 - Step 5: Solve for x
x = 368,981,342,192.43/692,416.92 - Step 6: Final answer
x = 532,888.97
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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.