Finding the Fourth Proportional to 892,866.71, 1,232,165.11 and 484,976.53
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Solution
The fourth proportional to 892,866.71, 1,232,165.11 and 484,976.53 is: 669,272.53
Step by Step Solution
- Step 1: Write the proportion equation
892,866.71 : 1,232,165.11 = 484,976.53 : x - Step 2: Convert to fraction form
892,866.71/1,232,165.11 = 484,976.53/x - Step 3: Cross multiply
892,866.71x = 1,232,165.11 × 484,976.53 - Step 4: Simplify right side
892,866.71x = 597,571,159,434.87 - Step 5: Solve for x
x = 597,571,159,434.87/892,866.71 - Step 6: Final answer
x = 669,272.53
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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.