Finding the Fourth Proportional to 358,919.07, 495,330.06 and 197,773.92
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Solution
The fourth proportional to 358,919.07, 495,330.06 and 197,773.92 is: 272,939.99
Step by Step Solution
- Step 1: Write the proportion equation
358,919.07 : 495,330.06 = 197,773.92 : x - Step 2: Convert to fraction form
358,919.07/495,330.06 = 197,773.92/x - Step 3: Cross multiply
358,919.07x = 495,330.06 × 197,773.92 - Step 4: Simplify right side
358,919.07x = 97,963,367,660.04 - Step 5: Solve for x
x = 97,963,367,660.04/358,919.07 - Step 6: Final answer
x = 272,939.99
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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.