Finding the Fourth Proportional to 275,223.35, 412,897.19 and 97,730.48
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Solution
The fourth proportional to 275,223.35, 412,897.19 and 97,730.48 is: 146,617.79
Step by Step Solution
- Step 1: Write the proportion equation
275,223.35 : 412,897.19 = 97,730.48 : x - Step 2: Convert to fraction form
275,223.35/412,897.19 = 97,730.48/x - Step 3: Cross multiply
275,223.35x = 412,897.19 × 97,730.48 - Step 4: Simplify right side
275,223.35x = 40,352,638,016.21 - Step 5: Solve for x
x = 40,352,638,016.21/275,223.35 - Step 6: Final answer
x = 146,617.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.