Finding the Fourth Proportional to 538,132.99, 807,200.50 and 505,250.08
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Solution
The fourth proportional to 538,132.99, 807,200.50 and 505,250.08 is: 757,876.07
Step by Step Solution
- Step 1: Write the proportion equation
538,132.99 : 807,200.50 = 505,250.08 : x - Step 2: Convert to fraction form
538,132.99/807,200.50 = 505,250.08/x - Step 3: Cross multiply
538,132.99x = 807,200.50 × 505,250.08 - Step 4: Simplify right side
538,132.99x = 407,838,117,201.04 - Step 5: Solve for x
x = 407,838,117,201.04/538,132.99 - Step 6: Final answer
x = 757,876.07
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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.