Finding the Fourth Proportional to 940,514.24, 1,297,989.70 and 532,688.63
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Solution
The fourth proportional to 940,514.24, 1,297,989.70 and 532,688.63 is: 735,155.64
Step by Step Solution
- Step 1: Write the proportion equation
940,514.24 : 1,297,989.70 = 532,688.63 : x - Step 2: Convert to fraction form
940,514.24/1,297,989.70 = 532,688.63/x - Step 3: Cross multiply
940,514.24x = 1,297,989.70 × 532,688.63 - Step 4: Simplify right side
940,514.24x = 691,424,347,225.44 - Step 5: Solve for x
x = 691,424,347,225.44/940,514.24 - Step 6: Final answer
x = 735,155.64
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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.