Finding the Fourth Proportional to 725,967.08, 1,088,950.28 and 220,526.09
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Solution
The fourth proportional to 725,967.08, 1,088,950.28 and 220,526.09 is: 330,789.03
Step by Step Solution
- Step 1: Write the proportion equation
725,967.08 : 1,088,950.28 = 220,526.09 : x - Step 2: Convert to fraction form
725,967.08/1,088,950.28 = 220,526.09/x - Step 3: Cross multiply
725,967.08x = 1,088,950.28 × 220,526.09 - Step 4: Simplify right side
725,967.08x = 240,141,947,452.81 - Step 5: Solve for x
x = 240,141,947,452.81/725,967.08 - Step 6: Final answer
x = 330,789.03
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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.