Finding the Fourth Proportional to 495,515.49, 743,263.12 and 158,556.09
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Solution
The fourth proportional to 495,515.49, 743,263.12 and 158,556.09 is: 237,830.90
Step by Step Solution
- Step 1: Write the proportion equation
495,515.49 : 743,263.12 = 158,556.09 : x - Step 2: Convert to fraction form
495,515.49/743,263.12 = 158,556.09/x - Step 3: Cross multiply
495,515.49x = 743,263.12 × 158,556.09 - Step 4: Simplify right side
495,515.49x = 117,848,894,148.40 - Step 5: Solve for x
x = 117,848,894,148.40/495,515.49 - Step 6: Final answer
x = 237,830.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.