Finding the Fourth Proportional to 358,956.74, 495,353.93 and 195,614.70
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Solution
The fourth proportional to 358,956.74, 495,353.93 and 195,614.70 is: 269,944.81
Step by Step Solution
- Step 1: Write the proportion equation
358,956.74 : 495,353.93 = 195,614.70 : x - Step 2: Convert to fraction form
358,956.74/495,353.93 = 195,614.70/x - Step 3: Cross multiply
358,956.74x = 495,353.93 × 195,614.70 - Step 4: Simplify right side
358,956.74x = 96,898,510,410.77 - Step 5: Solve for x
x = 96,898,510,410.77/358,956.74 - Step 6: Final answer
x = 269,944.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.