Finding the Fourth Proportional to 353,240.25, 487,484.37 and 202,366.41
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Solution
The fourth proportional to 353,240.25, 487,484.37 and 202,366.41 is: 279,272.99
Step by Step Solution
- Step 1: Write the proportion equation
353,240.25 : 487,484.37 = 202,366.41 : x - Step 2: Convert to fraction form
353,240.25/487,484.37 = 202,366.41/x - Step 3: Cross multiply
353,240.25x = 487,484.37 × 202,366.41 - Step 4: Simplify right side
353,240.25x = 98,650,461,888.01 - Step 5: Solve for x
x = 98,650,461,888.01/353,240.25 - Step 6: Final answer
x = 279,272.99
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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.