Finding the Fourth Proportional to 260.08, 358.95 and 197.81
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Solution
The fourth proportional to 260.08, 358.95 and 197.81 is: 273.00
Step by Step Solution
- Step 1: Write the proportion equation
260.08 : 358.95 = 197.81 : x - Step 2: Convert to fraction form
260.08/358.95 = 197.81/x - Step 3: Cross multiply
260.08x = 358.95 × 197.81 - Step 4: Simplify right side
260.08x = 71,001.12 - Step 5: Solve for x
x = 71,001.12/260.08 - Step 6: Final answer
x = 273.00
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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.