Finding the Fourth Proportional to 526,723.98, 726,877.63 and 285,010.66
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Solution
The fourth proportional to 526,723.98, 726,877.63 and 285,010.66 is: 393,313.92
Step by Step Solution
- Step 1: Write the proportion equation
526,723.98 : 726,877.63 = 285,010.66 : x - Step 2: Convert to fraction form
526,723.98/726,877.63 = 285,010.66/x - Step 3: Cross multiply
526,723.98x = 726,877.63 × 285,010.66 - Step 4: Simplify right side
526,723.98x = 207,167,873,065.54 - Step 5: Solve for x
x = 207,167,873,065.54/526,723.98 - Step 6: Final answer
x = 393,313.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.