Finding the Fourth Proportional to 832,566.74, 1,247,844.42 and 405,462.56
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Solution
The fourth proportional to 832,566.74, 1,247,844.42 and 405,462.56 is: 607,704.06
Step by Step Solution
- Step 1: Write the proportion equation
832,566.74 : 1,247,844.42 = 405,462.56 : x - Step 2: Convert to fraction form
832,566.74/1,247,844.42 = 405,462.56/x - Step 3: Cross multiply
832,566.74x = 1,247,844.42 × 405,462.56 - Step 4: Simplify right side
832,566.74x = 505,954,186,775.69 - Step 5: Solve for x
x = 505,954,186,775.69/832,566.74 - Step 6: Final answer
x = 607,704.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.