Finding the Fourth Proportional to 562.97, 842.94 and 288.99
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Solution
The fourth proportional to 562.97, 842.94 and 288.99 is: 432.71
Step by Step Solution
- Step 1: Write the proportion equation
562.97 : 842.94 = 288.99 : x - Step 2: Convert to fraction form
562.97/842.94 = 288.99/x - Step 3: Cross multiply
562.97x = 842.94 × 288.99 - Step 4: Simplify right side
562.97x = 243,601.23 - Step 5: Solve for x
x = 243,601.23/562.97 - Step 6: Final answer
x = 432.71
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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.