Finding the Fourth Proportional to 1,358.24, 2,036 and 492.32
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Solution
The fourth proportional to 1,358.24, 2,036 and 492.32 is: 737.99
Step by Step Solution
- Step 1: Write the proportion equation
1,358.24 : 2,036 = 492.32 : x - Step 2: Convert to fraction form
1,358.24/2,036 = 492.32/x - Step 3: Cross multiply
1,358.24x = 2,036 × 492.32 - Step 4: Simplify right side
1,358.24x = 1,002,363.52 - Step 5: Solve for x
x = 1,002,363.52/1,358.24 - Step 6: Final answer
x = 737.99
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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.