Finding the Fourth Proportional to 1,117,304.55, 1,675,972.44 and 318,586.41
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Solution
The fourth proportional to 1,117,304.55, 1,675,972.44 and 318,586.41 is: 477,884.07
Step by Step Solution
- Step 1: Write the proportion equation
1,117,304.55 : 1,675,972.44 = 318,586.41 : x - Step 2: Convert to fraction form
1,117,304.55/1,675,972.44 = 318,586.41/x - Step 3: Cross multiply
1,117,304.55x = 1,675,972.44 × 318,586.41 - Step 4: Simplify right side
1,117,304.55x = 533,942,042,918.54 - Step 5: Solve for x
x = 533,942,042,918.54/1,117,304.55 - Step 6: Final answer
x = 477,884.07
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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.