Finding the Fourth Proportional to 233,393.48, 321,405.24 and 202,752.56
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Solution
The fourth proportional to 233,393.48, 321,405.24 and 202,752.56 is: 279,209.75
Step by Step Solution
- Step 1: Write the proportion equation
233,393.48 : 321,405.24 = 202,752.56 : x - Step 2: Convert to fraction form
233,393.48/321,405.24 = 202,752.56/x - Step 3: Cross multiply
233,393.48x = 321,405.24 × 202,752.56 - Step 4: Simplify right side
233,393.48x = 65,165,735,207.41 - Step 5: Solve for x
x = 65,165,735,207.41/233,393.48 - Step 6: Final answer
x = 279,209.75
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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.