Finding the Fourth Proportional to 495,197.12, 683,370.12 and 268,842.56
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Solution
The fourth proportional to 495,197.12, 683,370.12 and 268,842.56 is: 371,001.70
Step by Step Solution
- Step 1: Write the proportion equation
495,197.12 : 683,370.12 = 268,842.56 : x - Step 2: Convert to fraction form
495,197.12/683,370.12 = 268,842.56/x - Step 3: Cross multiply
495,197.12x = 683,370.12 × 268,842.56 - Step 4: Simplify right side
495,197.12x = 183,718,972,488.31 - Step 5: Solve for x
x = 183,718,972,488.31/495,197.12 - Step 6: Final answer
x = 371,001.70
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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.