Finding the Fourth Proportional to 974.23, 1,344.36 and 532.04
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Solution
The fourth proportional to 974.23, 1,344.36 and 532.04 is: 734.17
Step by Step Solution
- Step 1: Write the proportion equation
974.23 : 1,344.36 = 532.04 : x - Step 2: Convert to fraction form
974.23/1,344.36 = 532.04/x - Step 3: Cross multiply
974.23x = 1,344.36 × 532.04 - Step 4: Simplify right side
974.23x = 715,248.57 - Step 5: Solve for x
x = 715,248.57/974.23 - Step 6: Final answer
x = 734.17
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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.