Finding the Fourth Proportional to 367,511.21, 507,130.18 and 206,329.31
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Solution
The fourth proportional to 367,511.21, 507,130.18 and 206,329.31 is: 284,714.64
Step by Step Solution
- Step 1: Write the proportion equation
367,511.21 : 507,130.18 = 206,329.31 : x - Step 2: Convert to fraction form
367,511.21/507,130.18 = 206,329.31/x - Step 3: Cross multiply
367,511.21x = 507,130.18 × 206,329.31 - Step 4: Simplify right side
367,511.21x = 104,635,820,871.58 - Step 5: Solve for x
x = 104,635,820,871.58/367,511.21 - Step 6: Final answer
x = 284,714.64
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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.