Finding the Fourth Proportional to 318,510.62, 439,562.79 and 182,567.17
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Solution
The fourth proportional to 318,510.62, 439,562.79 and 182,567.17 is: 251,953.09
Step by Step Solution
- Step 1: Write the proportion equation
318,510.62 : 439,562.79 = 182,567.17 : x - Step 2: Convert to fraction form
318,510.62/439,562.79 = 182,567.17/x - Step 3: Cross multiply
318,510.62x = 439,562.79 × 182,567.17 - Step 4: Simplify right side
318,510.62x = 80,249,733,508.70 - Step 5: Solve for x
x = 80,249,733,508.70/318,510.62 - Step 6: Final answer
x = 251,953.09
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1.5x scale
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.