Finding the Fourth Proportional to 350,347.97, 525,474.36 and 136,967.45
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Solution
The fourth proportional to 350,347.97, 525,474.36 and 136,967.45 is: 205,432.56
Step by Step Solution
- Step 1: Write the proportion equation
350,347.97 : 525,474.36 = 136,967.45 : x - Step 2: Convert to fraction form
350,347.97/525,474.36 = 136,967.45/x - Step 3: Cross multiply
350,347.97x = 525,474.36 × 136,967.45 - Step 4: Simplify right side
350,347.97x = 71,972,880,502.21 - Step 5: Solve for x
x = 71,972,880,502.21/350,347.97 - Step 6: Final answer
x = 205,432.56
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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.