Finding the Fourth Proportional to 482,014.80, 723,018.56 and 145,053.99
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Solution
The fourth proportional to 482,014.80, 723,018.56 and 145,053.99 is: 217,579.89
Step by Step Solution
- Step 1: Write the proportion equation
482,014.80 : 723,018.56 = 145,053.99 : x - Step 2: Convert to fraction form
482,014.80/723,018.56 = 145,053.99/x - Step 3: Cross multiply
482,014.80x = 723,018.56 × 145,053.99 - Step 4: Simplify right side
482,014.80x = 104,876,726,246.78 - Step 5: Solve for x
x = 104,876,726,246.78/482,014.80 - Step 6: Final answer
x = 217,579.89
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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.