Finding the Fourth Proportional to 892,788.26, 1,232,056.69 and 484,898.06
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Solution
The fourth proportional to 892,788.26, 1,232,056.69 and 484,898.06 is: 669,164.16
Step by Step Solution
- Step 1: Write the proportion equation
892,788.26 : 1,232,056.69 = 484,898.06 : x - Step 2: Convert to fraction form
892,788.26/1,232,056.69 = 484,898.06/x - Step 3: Cross multiply
892,788.26x = 1,232,056.69 × 484,898.06 - Step 4: Simplify right side
892,788.26x = 597,421,900,658.92 - Step 5: Solve for x
x = 597,421,900,658.92/892,788.26 - Step 6: Final answer
x = 669,164.16
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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.