Finding the Fourth Proportional to 260.04, 358.86 and 148
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Solution
The fourth proportional to 260.04, 358.86 and 148 is: 204.24
Step by Step Solution
- Step 1: Write the proportion equation
260.04 : 358.86 = 148 : x - Step 2: Convert to fraction form
260.04/358.86 = 148/x - Step 3: Cross multiply
260.04x = 358.86 × 148 - Step 4: Simplify right side
260.04x = 53,111.28 - Step 5: Solve for x
x = 53,111.28/260.04 - Step 6: Final answer
x = 204.24
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.