Finding the Fourth Proportional to 552,085.29, 828,128.07 and 173,005.97
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Solution
The fourth proportional to 552,085.29, 828,128.07 and 173,005.97 is: 259,508.99
Step by Step Solution
- Step 1: Write the proportion equation
552,085.29 : 828,128.07 = 173,005.97 : x - Step 2: Convert to fraction form
552,085.29/828,128.07 = 173,005.97/x - Step 3: Cross multiply
552,085.29x = 828,128.07 × 173,005.97 - Step 4: Simplify right side
552,085.29x = 143,271,095,893.94 - Step 5: Solve for x
x = 143,271,095,893.94/552,085.29 - Step 6: Final answer
x = 259,508.99
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1.5x scale
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.