Finding the Fourth Proportional to 659,944.94, 910,723.98 and 358,138.94
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Solution
The fourth proportional to 659,944.94, 910,723.98 and 358,138.94 is: 494,231.72
Step by Step Solution
- Step 1: Write the proportion equation
659,944.94 : 910,723.98 = 358,138.94 : x - Step 2: Convert to fraction form
659,944.94/910,723.98 = 358,138.94/x - Step 3: Cross multiply
659,944.94x = 910,723.98 × 358,138.94 - Step 4: Simplify right side
659,944.94x = 326,165,720,829.78 - Step 5: Solve for x
x = 326,165,720,829.78/659,944.94 - Step 6: Final answer
x = 494,231.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.