Finding the Fourth Proportional to 637.93, 957.36 and 247.99
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Solution
The fourth proportional to 637.93, 957.36 and 247.99 is: 372.17
Step by Step Solution
- Step 1: Write the proportion equation
637.93 : 957.36 = 247.99 : x - Step 2: Convert to fraction form
637.93/957.36 = 247.99/x - Step 3: Cross multiply
637.93x = 957.36 × 247.99 - Step 4: Simplify right side
637.93x = 237,415.71 - Step 5: Solve for x
x = 237,415.71/637.93 - Step 6: Final answer
x = 372.17
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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.