Finding the Fourth Proportional to 1,055,519.51, 1,583,239.57 and 307,546.07
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Solution
The fourth proportional to 1,055,519.51, 1,583,239.57 and 307,546.07 is: 461,307.53
Step by Step Solution
- Step 1: Write the proportion equation
1,055,519.51 : 1,583,239.57 = 307,546.07 : x - Step 2: Convert to fraction form
1,055,519.51/1,583,239.57 = 307,546.07/x - Step 3: Cross multiply
1,055,519.51x = 1,583,239.57 × 307,546.07 - Step 4: Simplify right side
1,055,519.51x = 486,919,098,936.93 - Step 5: Solve for x
x = 486,919,098,936.93/1,055,519.51 - Step 6: Final answer
x = 461,307.53
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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.