Finding the Fourth Proportional to 313,170.84, 469,739.52 and 110,752.92
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Solution
The fourth proportional to 313,170.84, 469,739.52 and 110,752.92 is: 166,123.46
Step by Step Solution
- Step 1: Write the proportion equation
313,170.84 : 469,739.52 = 110,752.92 : x - Step 2: Convert to fraction form
313,170.84/469,739.52 = 110,752.92/x - Step 3: Cross multiply
313,170.84x = 469,739.52 × 110,752.92 - Step 4: Simplify right side
313,170.84x = 52,025,023,479.40 - Step 5: Solve for x
x = 52,025,023,479.40/313,170.84 - Step 6: Final answer
x = 166,123.46
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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.