Finding the Fourth Proportional to 233,243.80, 349,347.30 and 202,139.80
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Solution
The fourth proportional to 233,243.80, 349,347.30 and 202,139.80 is: 302,760.43
Step by Step Solution
- Step 1: Write the proportion equation
233,243.80 : 349,347.30 = 202,139.80 : x - Step 2: Convert to fraction form
233,243.80/349,347.30 = 202,139.80/x - Step 3: Cross multiply
233,243.80x = 349,347.30 × 202,139.80 - Step 4: Simplify right side
233,243.80x = 70,616,993,352.54 - Step 5: Solve for x
x = 70,616,993,352.54/233,243.80 - Step 6: Final answer
x = 302,760.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.