Finding the Fourth Proportional to 405,720.10, 559,844.96 and 233,694.02
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Solution
The fourth proportional to 405,720.10, 559,844.96 and 233,694.02 is: 322,469.65
Step by Step Solution
- Step 1: Write the proportion equation
405,720.10 : 559,844.96 = 233,694.02 : x - Step 2: Convert to fraction form
405,720.10/559,844.96 = 233,694.02/x - Step 3: Cross multiply
405,720.10x = 559,844.96 × 233,694.02 - Step 4: Simplify right side
405,720.10x = 130,832,419,279.14 - Step 5: Solve for x
x = 130,832,419,279.14/405,720.10 - Step 6: Final answer
x = 322,469.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.