Finding the Fourth Proportional to 547,599.90, 821,323.05 and 173,660.70
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Solution
The fourth proportional to 547,599.90, 821,323.05 and 173,660.70 is: 260,466.69
Step by Step Solution
- Step 1: Write the proportion equation
547,599.90 : 821,323.05 = 173,660.70 : x - Step 2: Convert to fraction form
547,599.90/821,323.05 = 173,660.70/x - Step 3: Cross multiply
547,599.90x = 821,323.05 × 173,660.70 - Step 4: Simplify right side
547,599.90x = 142,631,535,789.14 - Step 5: Solve for x
x = 142,631,535,789.14/547,599.90 - Step 6: Final answer
x = 260,466.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.