Finding the Fourth Proportional to 902,986.26, 1,246,135.05 and 495,125.34
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Solution
The fourth proportional to 902,986.26, 1,246,135.05 and 495,125.34 is: 683,280.65
Step by Step Solution
- Step 1: Write the proportion equation
902,986.26 : 1,246,135.05 = 495,125.34 : x - Step 2: Convert to fraction form
902,986.26/1,246,135.05 = 495,125.34/x - Step 3: Cross multiply
902,986.26x = 1,246,135.05 × 495,125.34 - Step 4: Simplify right side
902,986.26x = 616,993,040,317.17 - Step 5: Solve for x
x = 616,993,040,317.17/902,986.26 - Step 6: Final answer
x = 683,280.65
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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.