Finding the Fourth Proportional to 472.71, 652.08 and 295.79
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Solution
The fourth proportional to 472.71, 652.08 and 295.79 is: 408.02
Step by Step Solution
- Step 1: Write the proportion equation
472.71 : 652.08 = 295.79 : x - Step 2: Convert to fraction form
472.71/652.08 = 295.79/x - Step 3: Cross multiply
472.71x = 652.08 × 295.79 - Step 4: Simplify right side
472.71x = 192,877.26 - Step 5: Solve for x
x = 192,877.26/472.71 - Step 6: Final answer
x = 408.02
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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.