Finding the Fourth Proportional to 556,704.12, 835,110.84 and 157,347.96
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Solution
The fourth proportional to 556,704.12, 835,110.84 and 157,347.96 is: 236,037.39
Step by Step Solution
- Step 1: Write the proportion equation
556,704.12 : 835,110.84 = 157,347.96 : x - Step 2: Convert to fraction form
556,704.12/835,110.84 = 157,347.96/x - Step 3: Cross multiply
556,704.12x = 835,110.84 × 157,347.96 - Step 4: Simplify right side
556,704.12x = 131,402,987,047.89 - Step 5: Solve for x
x = 131,402,987,047.89/556,704.12 - Step 6: Final answer
x = 236,037.39
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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.