Finding the Fourth Proportional to 462,217.05, 693,325.59 and 125,257.69
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Solution
The fourth proportional to 462,217.05, 693,325.59 and 125,257.69 is: 187,886.54
Step by Step Solution
- Step 1: Write the proportion equation
462,217.05 : 693,325.59 = 125,257.69 : x - Step 2: Convert to fraction form
462,217.05/693,325.59 = 125,257.69/x - Step 3: Cross multiply
462,217.05x = 693,325.59 × 125,257.69 - Step 4: Simplify right side
462,217.05x = 86,844,362,218.23 - Step 5: Solve for x
x = 86,844,362,218.23/462,217.05 - Step 6: Final answer
x = 187,886.54
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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.