Finding the Fourth Proportional to 986,329.44, 1,478,961.08 and 346,467.92
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Solution
The fourth proportional to 986,329.44, 1,478,961.08 and 346,467.92 is: 519,514.62
Step by Step Solution
- Step 1: Write the proportion equation
986,329.44 : 1,478,961.08 = 346,467.92 : x - Step 2: Convert to fraction form
986,329.44/1,478,961.08 = 346,467.92/x - Step 3: Cross multiply
986,329.44x = 1,478,961.08 × 346,467.92 - Step 4: Simplify right side
986,329.44x = 512,412,561,320.66 - Step 5: Solve for x
x = 512,412,561,320.66/986,329.44 - Step 6: Final answer
x = 519,514.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.