Finding the Fourth Proportional to 426,367.80, 588,372.14 and 235,377.08
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Solution
The fourth proportional to 426,367.80, 588,372.14 and 235,377.08 is: 324,811.86
Step by Step Solution
- Step 1: Write the proportion equation
426,367.80 : 588,372.14 = 235,377.08 : x - Step 2: Convert to fraction form
426,367.80/588,372.14 = 235,377.08/x - Step 3: Cross multiply
426,367.80x = 588,372.14 × 235,377.08 - Step 4: Simplify right side
426,367.80x = 138,489,316,266.55 - Step 5: Solve for x
x = 138,489,316,266.55/426,367.80 - Step 6: Final answer
x = 324,811.86
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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.