Finding the Fourth Proportional to 352,465.52, 528,753.36 and 115,754.24
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Solution
The fourth proportional to 352,465.52, 528,753.36 and 115,754.24 is: 173,649.45
Step by Step Solution
- Step 1: Write the proportion equation
352,465.52 : 528,753.36 = 115,754.24 : x - Step 2: Convert to fraction form
352,465.52/528,753.36 = 115,754.24/x - Step 3: Cross multiply
352,465.52x = 528,753.36 × 115,754.24 - Step 4: Simplify right side
352,465.52x = 61,205,443,334.25 - Step 5: Solve for x
x = 61,205,443,334.25/352,465.52 - Step 6: Final answer
x = 173,649.45
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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.