Finding the Fourth Proportional to 946.08, 1,305.44 and 532
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Solution
The fourth proportional to 946.08, 1,305.44 and 532 is: 734.08
Step by Step Solution
- Step 1: Write the proportion equation
946.08 : 1,305.44 = 532 : x - Step 2: Convert to fraction form
946.08/1,305.44 = 532/x - Step 3: Cross multiply
946.08x = 1,305.44 × 532 - Step 4: Simplify right side
946.08x = 694,494.08 - Step 5: Solve for x
x = 694,494.08/946.08 - Step 6: Final answer
x = 734.08
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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.