Finding the Fourth Proportional to 356,993.08, 536,014.49 and 147,041.08
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Solution
The fourth proportional to 356,993.08, 536,014.49 and 147,041.08 is: 220,777.81
Step by Step Solution
- Step 1: Write the proportion equation
356,993.08 : 536,014.49 = 147,041.08 : x - Step 2: Convert to fraction form
356,993.08/536,014.49 = 147,041.08/x - Step 3: Cross multiply
356,993.08x = 536,014.49 × 147,041.08 - Step 4: Simplify right side
356,993.08x = 78,816,149,505.25 - Step 5: Solve for x
x = 78,816,149,505.25/356,993.08 - Step 6: Final answer
x = 220,777.81
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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.