Finding the Fourth Proportional to 476,194.08, 657,145.92 and 261,337.68
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Solution
The fourth proportional to 476,194.08, 657,145.92 and 261,337.68 is: 360,644.95
Step by Step Solution
- Step 1: Write the proportion equation
476,194.08 : 657,145.92 = 261,337.68 : x - Step 2: Convert to fraction form
476,194.08/657,145.92 = 261,337.68/x - Step 3: Cross multiply
476,194.08x = 657,145.92 × 261,337.68 - Step 4: Simplify right side
476,194.08x = 171,736,990,154.27 - Step 5: Solve for x
x = 171,736,990,154.27/476,194.08 - Step 6: Final answer
x = 360,644.95
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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.