Finding the Fourth Proportional to 961,208.11, 1,326,467.57 and 547,733.09
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Solution
The fourth proportional to 961,208.11, 1,326,467.57 and 547,733.09 is: 755,871.88
Step by Step Solution
- Step 1: Write the proportion equation
961,208.11 : 1,326,467.57 = 547,733.09 : x - Step 2: Convert to fraction form
961,208.11/1,326,467.57 = 547,733.09/x - Step 3: Cross multiply
961,208.11x = 1,326,467.57 × 547,733.09 - Step 4: Simplify right side
961,208.11x = 726,550,181,153.55 - Step 5: Solve for x
x = 726,550,181,153.55/961,208.11 - Step 6: Final answer
x = 755,871.88
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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.