Finding the Fourth Proportional to 652,826.92, 979,246.66 and 197,421.74
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Solution
The fourth proportional to 652,826.92, 979,246.66 and 197,421.74 is: 296,134.50
Step by Step Solution
- Step 1: Write the proportion equation
652,826.92 : 979,246.66 = 197,421.74 : x - Step 2: Convert to fraction form
652,826.92/979,246.66 = 197,421.74/x - Step 3: Cross multiply
652,826.92x = 979,246.66 × 197,421.74 - Step 4: Simplify right side
652,826.92x = 193,324,574,610.16 - Step 5: Solve for x
x = 193,324,574,610.16/652,826.92 - Step 6: Final answer
x = 296,134.50
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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.