Finding the Fourth Proportional to 399,837.03, 599,666.99 and 115,465.67
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Solution
The fourth proportional to 399,837.03, 599,666.99 and 115,465.67 is: 173,172.93
Step by Step Solution
- Step 1: Write the proportion equation
399,837.03 : 599,666.99 = 115,465.67 : x - Step 2: Convert to fraction form
399,837.03/599,666.99 = 115,465.67/x - Step 3: Cross multiply
399,837.03x = 599,666.99 × 115,465.67 - Step 4: Simplify right side
399,837.03x = 69,240,950,777.23 - Step 5: Solve for x
x = 69,240,950,777.23/399,837.03 - Step 6: Final answer
x = 173,172.93
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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.