Finding the Fourth Proportional to 437.84, 656.99 and 283.73
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Solution
The fourth proportional to 437.84, 656.99 and 283.73 is: 425.74
Step by Step Solution
- Step 1: Write the proportion equation
437.84 : 656.99 = 283.73 : x - Step 2: Convert to fraction form
437.84/656.99 = 283.73/x - Step 3: Cross multiply
437.84x = 656.99 × 283.73 - Step 4: Simplify right side
437.84x = 186,404.49 - Step 5: Solve for x
x = 186,404.49/437.84 - Step 6: Final answer
x = 425.74
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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.