Finding the Fourth Proportional to 358,757.18, 495,066.62 and 197,608.76
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Solution
The fourth proportional to 358,757.18, 495,066.62 and 197,608.76 is: 272,690.02
Step by Step Solution
- Step 1: Write the proportion equation
358,757.18 : 495,066.62 = 197,608.76 : x - Step 2: Convert to fraction form
358,757.18/495,066.62 = 197,608.76/x - Step 3: Cross multiply
358,757.18x = 495,066.62 × 197,608.76 - Step 4: Simplify right side
358,757.18x = 97,829,500,895.59 - Step 5: Solve for x
x = 97,829,500,895.59/358,757.18 - Step 6: Final answer
x = 272,690.02
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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.