Finding the Fourth Proportional to 672,474.14, 1,008,514.36 and 553,851.26
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Solution
The fourth proportional to 672,474.14, 1,008,514.36 and 553,851.26 is: 830,614.76
Step by Step Solution
- Step 1: Write the proportion equation
672,474.14 : 1,008,514.36 = 553,851.26 : x - Step 2: Convert to fraction form
672,474.14/1,008,514.36 = 553,851.26/x - Step 3: Cross multiply
672,474.14x = 1,008,514.36 × 553,851.26 - Step 4: Simplify right side
672,474.14x = 558,566,941,202.27 - Step 5: Solve for x
x = 558,566,941,202.27/672,474.14 - Step 6: Final answer
x = 830,614.76
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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.