Finding the Fourth Proportional to 669,576.73, 1,004,254.05 and 220,303.08
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Solution
The fourth proportional to 669,576.73, 1,004,254.05 and 220,303.08 is: 330,418.08
Step by Step Solution
- Step 1: Write the proportion equation
669,576.73 : 1,004,254.05 = 220,303.08 : x - Step 2: Convert to fraction form
669,576.73/1,004,254.05 = 220,303.08/x - Step 3: Cross multiply
669,576.73x = 1,004,254.05 × 220,303.08 - Step 4: Simplify right side
669,576.73x = 221,240,255,296.20 - Step 5: Solve for x
x = 221,240,255,296.20/669,576.73 - Step 6: Final answer
x = 330,418.08
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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.