Finding the Fourth Proportional to 220,558.98, 329,344.52 and 175,069.99
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Solution
The fourth proportional to 220,558.98, 329,344.52 and 175,069.99 is: 261,419.15
Step by Step Solution
- Step 1: Write the proportion equation
220,558.98 : 329,344.52 = 175,069.99 : x - Step 2: Convert to fraction form
220,558.98/329,344.52 = 175,069.99/x - Step 3: Cross multiply
220,558.98x = 329,344.52 × 175,069.99 - Step 4: Simplify right side
220,558.98x = 57,658,341,359.29 - Step 5: Solve for x
x = 57,658,341,359.29/220,558.98 - Step 6: Final answer
x = 261,419.15
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.