Finding the Fourth Proportional to 276,596.19, 414,682.41 and 86,946.84
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Solution
The fourth proportional to 276,596.19, 414,682.41 and 86,946.84 is: 130,353.65
Step by Step Solution
- Step 1: Write the proportion equation
276,596.19 : 414,682.41 = 86,946.84 : x - Step 2: Convert to fraction form
276,596.19/414,682.41 = 86,946.84/x - Step 3: Cross multiply
276,596.19x = 414,682.41 × 86,946.84 - Step 4: Simplify right side
276,596.19x = 36,055,323,079.67 - Step 5: Solve for x
x = 36,055,323,079.67/276,596.19 - Step 6: Final answer
x = 130,353.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.