Finding the Fourth Proportional to 363,503.99, 545,214.26 and 97,285.28
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Solution
The fourth proportional to 363,503.99, 545,214.26 and 97,285.28 is: 145,916.75
Step by Step Solution
- Step 1: Write the proportion equation
363,503.99 : 545,214.26 = 97,285.28 : x - Step 2: Convert to fraction form
363,503.99/545,214.26 = 97,285.28/x - Step 3: Cross multiply
363,503.99x = 545,214.26 × 97,285.28 - Step 4: Simplify right side
363,503.99x = 53,041,318,731.60 - Step 5: Solve for x
x = 53,041,318,731.60/363,503.99 - Step 6: Final answer
x = 145,916.75
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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.