Finding the Fourth Proportional to 675.14, 1,011.29 and 468.99
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Solution
The fourth proportional to 675.14, 1,011.29 and 468.99 is: 702.50
Step by Step Solution
- Step 1: Write the proportion equation
675.14 : 1,011.29 = 468.99 : x - Step 2: Convert to fraction form
675.14/1,011.29 = 468.99/x - Step 3: Cross multiply
675.14x = 1,011.29 × 468.99 - Step 4: Simplify right side
675.14x = 474,282.55 - Step 5: Solve for x
x = 474,282.55/675.14 - Step 6: Final answer
x = 702.50
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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.