Finding the Fourth Proportional to 473.05, 652.99 and 276.62
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Solution
The fourth proportional to 473.05, 652.99 and 276.62 is: 381.85
Step by Step Solution
- Step 1: Write the proportion equation
473.05 : 652.99 = 276.62 : x - Step 2: Convert to fraction form
473.05/652.99 = 276.62/x - Step 3: Cross multiply
473.05x = 652.99 × 276.62 - Step 4: Simplify right side
473.05x = 180,631.03 - Step 5: Solve for x
x = 180,631.03/473.05 - Step 6: Final answer
x = 381.85
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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.