Finding the Fourth Proportional to 233,394.18, 321,406.26 and 202,753.32
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Solution
The fourth proportional to 233,394.18, 321,406.26 and 202,753.32 is: 279,210.85
Step by Step Solution
- Step 1: Write the proportion equation
233,394.18 : 321,406.26 = 202,753.32 : x - Step 2: Convert to fraction form
233,394.18/321,406.26 = 202,753.32/x - Step 3: Cross multiply
233,394.18x = 321,406.26 × 202,753.32 - Step 4: Simplify right side
233,394.18x = 65,166,186,283.78 - Step 5: Solve for x
x = 65,166,186,283.78/233,394.18 - Step 6: Final answer
x = 279,210.85
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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.