Finding the Fourth Proportional to 555,790.08, 837,147.36 and 516,858.24
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Solution
The fourth proportional to 555,790.08, 837,147.36 and 516,858.24 is: 778,507.08
Step by Step Solution
- Step 1: Write the proportion equation
555,790.08 : 837,147.36 = 516,858.24 : x - Step 2: Convert to fraction form
555,790.08/837,147.36 = 516,858.24/x - Step 3: Cross multiply
555,790.08x = 837,147.36 × 516,858.24 - Step 4: Simplify right side
555,790.08x = 432,686,511,110.25 - Step 5: Solve for x
x = 432,686,511,110.25/555,790.08 - Step 6: Final answer
x = 778,507.08
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.