Finding the Fourth Proportional to 348,433.92, 480,852.48 and 197,560.32
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Solution
The fourth proportional to 348,433.92, 480,852.48 and 197,560.32 is: 272,640.99
Step by Step Solution
- Step 1: Write the proportion equation
348,433.92 : 480,852.48 = 197,560.32 : x - Step 2: Convert to fraction form
348,433.92/480,852.48 = 197,560.32/x - Step 3: Cross multiply
348,433.92x = 480,852.48 × 197,560.32 - Step 4: Simplify right side
348,433.92x = 94,997,369,821.59 - Step 5: Solve for x
x = 94,997,369,821.59/348,433.92 - Step 6: Final answer
x = 272,640.99
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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.