Finding the Fourth Proportional to 462,165.99, 693,819.87 and 219,239.34
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Solution
The fourth proportional to 462,165.99, 693,819.87 and 219,239.34 is: 329,129.82
Step by Step Solution
- Step 1: Write the proportion equation
462,165.99 : 693,819.87 = 219,239.34 : x - Step 2: Convert to fraction form
462,165.99/693,819.87 = 219,239.34/x - Step 3: Cross multiply
462,165.99x = 693,819.87 × 219,239.34 - Step 4: Simplify right side
462,165.99x = 152,112,610,377.69 - Step 5: Solve for x
x = 152,112,610,377.69/462,165.99 - Step 6: Final answer
x = 329,129.82
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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.