Finding the Fourth Proportional to 437.58, 602.55 and 344.70
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Solution
The fourth proportional to 437.58, 602.55 and 344.70 is: 474.65
Step by Step Solution
- Step 1: Write the proportion equation
437.58 : 602.55 = 344.70 : x - Step 2: Convert to fraction form
437.58/602.55 = 344.70/x - Step 3: Cross multiply
437.58x = 602.55 × 344.70 - Step 4: Simplify right side
437.58x = 207,698.99 - Step 5: Solve for x
x = 207,698.99/437.58 - Step 6: Final answer
x = 474.65
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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.