Finding the Fourth Proportional to 448,875.68, 672,840.27 and 149,276.12
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Solution
The fourth proportional to 448,875.68, 672,840.27 and 149,276.12 is: 223,756.79
Step by Step Solution
- Step 1: Write the proportion equation
448,875.68 : 672,840.27 = 149,276.12 : x - Step 2: Convert to fraction form
448,875.68/672,840.27 = 149,276.12/x - Step 3: Cross multiply
448,875.68x = 672,840.27 × 149,276.12 - Step 4: Simplify right side
448,875.68x = 100,438,981,521.15 - Step 5: Solve for x
x = 100,438,981,521.15/448,875.68 - Step 6: Final answer
x = 223,756.79
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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.