Finding the Fourth Proportional to 358,881.02, 495,262.20 and 197,735.02
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Solution
The fourth proportional to 358,881.02, 495,262.20 and 197,735.02 is: 272,877.85
Step by Step Solution
- Step 1: Write the proportion equation
358,881.02 : 495,262.20 = 197,735.02 : x - Step 2: Convert to fraction form
358,881.02/495,262.20 = 197,735.02/x - Step 3: Cross multiply
358,881.02x = 495,262.20 × 197,735.02 - Step 4: Simplify right side
358,881.02x = 97,930,681,022.24 - Step 5: Solve for x
x = 97,930,681,022.24/358,881.02 - Step 6: Final answer
x = 272,877.85
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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.