Finding the Fourth Proportional to 524,403.05, 723,697.79 and 294,971.00
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Solution
The fourth proportional to 524,403.05, 723,697.79 and 294,971.00 is: 407,072.11
Step by Step Solution
- Step 1: Write the proportion equation
524,403.05 : 723,697.79 = 294,971.00 : x - Step 2: Convert to fraction form
524,403.05/723,697.79 = 294,971.00/x - Step 3: Cross multiply
524,403.05x = 723,697.79 × 294,971.00 - Step 4: Simplify right side
524,403.05x = 213,469,855,720.75 - Step 5: Solve for x
x = 213,469,855,720.75/524,403.05 - Step 6: Final answer
x = 407,072.11
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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.