Finding the Fourth Proportional to 495,565.68, 683,876.88 and 269,212.80
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Solution
The fourth proportional to 495,565.68, 683,876.88 and 269,212.80 is: 371,511.62
Step by Step Solution
- Step 1: Write the proportion equation
495,565.68 : 683,876.88 = 269,212.80 : x - Step 2: Convert to fraction form
495,565.68/683,876.88 = 269,212.80/x - Step 3: Cross multiply
495,565.68x = 683,876.88 × 269,212.80 - Step 4: Simplify right side
495,565.68x = 184,108,409,720.06 - Step 5: Solve for x
x = 184,108,409,720.06/495,565.68 - Step 6: Final answer
x = 371,511.62
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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.