Finding the Fourth Proportional to 426,124.08, 588,049.92 and 235,135.80
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Solution
The fourth proportional to 426,124.08, 588,049.92 and 235,135.80 is: 324,486.68
Step by Step Solution
- Step 1: Write the proportion equation
426,124.08 : 588,049.92 = 235,135.80 : x - Step 2: Convert to fraction form
426,124.08/588,049.92 = 235,135.80/x - Step 3: Cross multiply
426,124.08x = 588,049.92 × 235,135.80 - Step 4: Simplify right side
426,124.08x = 138,271,588,379.14 - Step 5: Solve for x
x = 138,271,588,379.14/426,124.08 - Step 6: Final answer
x = 324,486.68
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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.