Finding the Fourth Proportional to 954.96, 1,317.87 and 582
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Solution
The fourth proportional to 954.96, 1,317.87 and 582 is: 803.18
Step by Step Solution
- Step 1: Write the proportion equation
954.96 : 1,317.87 = 582 : x - Step 2: Convert to fraction form
954.96/1,317.87 = 582/x - Step 3: Cross multiply
954.96x = 1,317.87 × 582 - Step 4: Simplify right side
954.96x = 767,000.34 - Step 5: Solve for x
x = 767,000.34/954.96 - Step 6: Final answer
x = 803.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.