Finding the Fourth Proportional to 495,033.16, 683,146.44 and 268,678.68
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Solution
The fourth proportional to 495,033.16, 683,146.44 and 268,678.68 is: 370,776.95
Step by Step Solution
- Step 1: Write the proportion equation
495,033.16 : 683,146.44 = 268,678.68 : x - Step 2: Convert to fraction form
495,033.16/683,146.44 = 268,678.68/x - Step 3: Cross multiply
495,033.16x = 683,146.44 × 268,678.68 - Step 4: Simplify right side
495,033.16x = 183,546,883,745.90 - Step 5: Solve for x
x = 183,546,883,745.90/495,033.16 - Step 6: Final answer
x = 370,776.95
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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.