Finding the Fourth Proportional to 426,235.21, 588,201.67 and 235,248.62
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Solution
The fourth proportional to 426,235.21, 588,201.67 and 235,248.62 is: 324,641.48
Step by Step Solution
- Step 1: Write the proportion equation
426,235.21 : 588,201.67 = 235,248.62 : x - Step 2: Convert to fraction form
426,235.21/588,201.67 = 235,248.62/x - Step 3: Cross multiply
426,235.21x = 588,201.67 × 235,248.62 - Step 4: Simplify right side
426,235.21x = 138,373,631,149.20 - Step 5: Solve for x
x = 138,373,631,149.20/426,235.21 - Step 6: Final answer
x = 324,641.48
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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.