Finding the Fourth Proportional to 426,427.17, 588,478.68 and 235,452.66
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Solution
The fourth proportional to 426,427.17, 588,478.68 and 235,452.66 is: 324,929.74
Step by Step Solution
- Step 1: Write the proportion equation
426,427.17 : 588,478.68 = 235,452.66 : x - Step 2: Convert to fraction form
426,427.17/588,478.68 = 235,452.66/x - Step 3: Cross multiply
426,427.17x = 588,478.68 × 235,452.66 - Step 4: Simplify right side
426,427.17x = 138,558,870,559.29 - Step 5: Solve for x
x = 138,558,870,559.29/426,427.17 - Step 6: Final answer
x = 324,929.74
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1.5x scale
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.