Finding the Fourth Proportional to 495,211.56, 683,391.94 and 268,857.08
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Solution
The fourth proportional to 495,211.56, 683,391.94 and 268,857.08 is: 371,022.76
Step by Step Solution
- Step 1: Write the proportion equation
495,211.56 : 683,391.94 = 268,857.08 : x - Step 2: Convert to fraction form
495,211.56/683,391.94 = 268,857.08/x - Step 3: Cross multiply
495,211.56x = 683,391.94 × 268,857.08 - Step 4: Simplify right side
495,211.56x = 183,734,761,483.94 - Step 5: Solve for x
x = 183,734,761,483.94/495,211.56 - Step 6: Final answer
x = 371,022.76
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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.