Finding the Fourth Proportional to 526,733.65, 726,890.08 and 285,020.48
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Solution
The fourth proportional to 526,733.65, 726,890.08 and 285,020.48 is: 393,326.99
Step by Step Solution
- Step 1: Write the proportion equation
526,733.65 : 726,890.08 = 285,020.48 : x - Step 2: Convert to fraction form
526,733.65/726,890.08 = 285,020.48/x - Step 3: Cross multiply
526,733.65x = 726,890.08 × 285,020.48 - Step 4: Simplify right side
526,733.65x = 207,178,559,508.84 - Step 5: Solve for x
x = 207,178,559,508.84/526,733.65 - Step 6: Final answer
x = 393,326.99
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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.