Finding the Fourth Proportional to 580,971.99, 801,720.03 and 322,864.99
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Solution
The fourth proportional to 580,971.99, 801,720.03 and 322,864.99 is: 445,541.83
Step by Step Solution
- Step 1: Write the proportion equation
580,971.99 : 801,720.03 = 322,864.99 : x - Step 2: Convert to fraction form
580,971.99/801,720.03 = 322,864.99/x - Step 3: Cross multiply
580,971.99x = 801,720.03 × 322,864.99 - Step 4: Simplify right side
580,971.99x = 258,847,326,859.08 - Step 5: Solve for x
x = 258,847,326,859.08/580,971.99 - Step 6: Final answer
x = 445,541.83
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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.