Finding the Fourth Proportional to 536,052.54, 739,776.63 and 321,187.99
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Solution
The fourth proportional to 536,052.54, 739,776.63 and 321,187.99 is: 443,253.87
Step by Step Solution
- Step 1: Write the proportion equation
536,052.54 : 739,776.63 = 321,187.99 : x - Step 2: Convert to fraction form
536,052.54/739,776.63 = 321,187.99/x - Step 3: Cross multiply
536,052.54x = 739,776.63 × 321,187.99 - Step 4: Simplify right side
536,052.54x = 237,607,363,533.85 - Step 5: Solve for x
x = 237,607,363,533.85/536,052.54 - Step 6: Final answer
x = 443,253.87
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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.