Finding the Fourth Proportional to 725,600.35, 1,088,451.79 and 220,202.42
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Solution
The fourth proportional to 725,600.35, 1,088,451.79 and 220,202.42 is: 330,319.19
Step by Step Solution
- Step 1: Write the proportion equation
725,600.35 : 1,088,451.79 = 220,202.42 : x - Step 2: Convert to fraction form
725,600.35/1,088,451.79 = 220,202.42/x - Step 3: Cross multiply
725,600.35x = 1,088,451.79 × 220,202.42 - Step 4: Simplify right side
725,600.35x = 239,679,721,712.03 - Step 5: Solve for x
x = 239,679,721,712.03/725,600.35 - Step 6: Final answer
x = 330,319.19
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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.