Finding the Fourth Proportional to 473.12, 708.02 and 374.75
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Solution
The fourth proportional to 473.12, 708.02 and 374.75 is: 560.81
Step by Step Solution
- Step 1: Write the proportion equation
473.12 : 708.02 = 374.75 : x - Step 2: Convert to fraction form
473.12/708.02 = 374.75/x - Step 3: Cross multiply
473.12x = 708.02 × 374.75 - Step 4: Simplify right side
473.12x = 265,329.14 - Step 5: Solve for x
x = 265,329.14/473.12 - Step 6: Final answer
x = 560.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.