Finding the Fourth Proportional to 495,299.13, 683,512.79 and 268,944.63
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Solution
The fourth proportional to 495,299.13, 683,512.79 and 268,944.63 is: 371,143.58
Step by Step Solution
- Step 1: Write the proportion equation
495,299.13 : 683,512.79 = 268,944.63 : x - Step 2: Convert to fraction form
495,299.13/683,512.79 = 268,944.63/x - Step 3: Cross multiply
495,299.13x = 683,512.79 × 268,944.63 - Step 4: Simplify right side
495,299.13x = 183,827,094,406.82 - Step 5: Solve for x
x = 183,827,094,406.82/495,299.13 - Step 6: Final answer
x = 371,143.58
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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.