Finding the Fourth Proportional to 484,272.99, 725,927.49 and 231,257.70
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Solution
The fourth proportional to 484,272.99, 725,927.49 and 231,257.70 is: 346,656.38
Step by Step Solution
- Step 1: Write the proportion equation
484,272.99 : 725,927.49 = 231,257.70 : x - Step 2: Convert to fraction form
484,272.99/725,927.49 = 231,257.70/x - Step 3: Cross multiply
484,272.99x = 725,927.49 × 231,257.70 - Step 4: Simplify right side
484,272.99x = 167,876,321,704.17 - Step 5: Solve for x
x = 167,876,321,704.17/484,272.99 - Step 6: Final answer
x = 346,656.38
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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.