Finding the Fourth Proportional to 358,927.22, 495,341.58 and 197,782.17
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Solution
The fourth proportional to 358,927.22, 495,341.58 and 197,782.17 is: 272,951.53
Step by Step Solution
- Step 1: Write the proportion equation
358,927.22 : 495,341.58 = 197,782.17 : x - Step 2: Convert to fraction form
358,927.22/495,341.58 = 197,782.17/x - Step 3: Cross multiply
358,927.22x = 495,341.58 × 197,782.17 - Step 4: Simplify right side
358,927.22x = 97,969,732,583.63 - Step 5: Solve for x
x = 97,969,732,583.63/358,927.22 - Step 6: Final answer
x = 272,951.53
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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.