Finding the Fourth Proportional to 344.18, 474.99 and 188.93
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Solution
The fourth proportional to 344.18, 474.99 and 188.93 is: 260.74
Step by Step Solution
- Step 1: Write the proportion equation
344.18 : 474.99 = 188.93 : x - Step 2: Convert to fraction form
344.18/474.99 = 188.93/x - Step 3: Cross multiply
344.18x = 474.99 × 188.93 - Step 4: Simplify right side
344.18x = 89,739.86 - Step 5: Solve for x
x = 89,739.86/344.18 - Step 6: Final answer
x = 260.74
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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.