Finding the Fourth Proportional to 532.97, 735.55 and 308.99
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Solution
The fourth proportional to 532.97, 735.55 and 308.99 is: 426.43
Step by Step Solution
- Step 1: Write the proportion equation
532.97 : 735.55 = 308.99 : x - Step 2: Convert to fraction form
532.97/735.55 = 308.99/x - Step 3: Cross multiply
532.97x = 735.55 × 308.99 - Step 4: Simplify right side
532.97x = 227,276.59 - Step 5: Solve for x
x = 227,276.59/532.97 - Step 6: Final answer
x = 426.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.