Finding the Fourth Proportional to 495,591.96, 683,921.70 and 269,239.08
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Solution
The fourth proportional to 495,591.96, 683,921.70 and 269,239.08 is: 371,552.54
Step by Step Solution
- Step 1: Write the proportion equation
495,591.96 : 683,921.70 = 269,239.08 : x - Step 2: Convert to fraction form
495,591.96/683,921.70 = 269,239.08/x - Step 3: Cross multiply
495,591.96x = 683,921.70 × 269,239.08 - Step 4: Simplify right side
495,591.96x = 184,138,449,300.04 - Step 5: Solve for x
x = 184,138,449,300.04/495,591.96 - Step 6: Final answer
x = 371,552.54
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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.