Finding the Fourth Proportional to 437.74, 652.74 and 377.26
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Solution
The fourth proportional to 437.74, 652.74 and 377.26 is: 562.55
Step by Step Solution
- Step 1: Write the proportion equation
437.74 : 652.74 = 377.26 : x - Step 2: Convert to fraction form
437.74/652.74 = 377.26/x - Step 3: Cross multiply
437.74x = 652.74 × 377.26 - Step 4: Simplify right side
437.74x = 246,252.69 - Step 5: Solve for x
x = 246,252.69/437.74 - Step 6: Final answer
x = 562.55
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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.