Finding the Fourth Proportional to 535,216.14, 738,597.76 and 290,208.96
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Solution
The fourth proportional to 535,216.14, 738,597.76 and 290,208.96 is: 400,488.09
Step by Step Solution
- Step 1: Write the proportion equation
535,216.14 : 738,597.76 = 290,208.96 : x - Step 2: Convert to fraction form
535,216.14/738,597.76 = 290,208.96/x - Step 3: Cross multiply
535,216.14x = 738,597.76 × 290,208.96 - Step 4: Simplify right side
535,216.14x = 214,347,687,062.41 - Step 5: Solve for x
x = 214,347,687,062.41/535,216.14 - Step 6: Final answer
x = 400,488.09
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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.