Finding the Fourth Proportional to 426,364.66, 588,379.43 and 235,373.95
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Solution
The fourth proportional to 426,364.66, 588,379.43 and 235,373.95 is: 324,813.95
Step by Step Solution
- Step 1: Write the proportion equation
426,364.66 : 588,379.43 = 235,373.95 : x - Step 2: Convert to fraction form
426,364.66/588,379.43 = 235,373.95/x - Step 3: Cross multiply
426,364.66x = 588,379.43 × 235,373.95 - Step 4: Simplify right side
426,364.66x = 138,489,186,419.08 - Step 5: Solve for x
x = 138,489,186,419.08/426,364.66 - Step 6: Final answer
x = 324,813.95
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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.