Finding the Fourth Proportional to 260,464.06, 392,648.24 and 243,103.97
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Solution
The fourth proportional to 260,464.06, 392,648.24 and 243,103.97 is: 366,477.99
Step by Step Solution
- Step 1: Write the proportion equation
260,464.06 : 392,648.24 = 243,103.97 : x - Step 2: Convert to fraction form
260,464.06/392,648.24 = 243,103.97/x - Step 3: Cross multiply
260,464.06x = 392,648.24 × 243,103.97 - Step 4: Simplify right side
260,464.06x = 95,454,345,957.51 - Step 5: Solve for x
x = 95,454,345,957.51/260,464.06 - Step 6: Final answer
x = 366,477.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.