Finding the Fourth Proportional to 845,867.55, 1,167,750.81 and 653,272.09
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Solution
The fourth proportional to 845,867.55, 1,167,750.81 and 653,272.09 is: 901,865.79
Step by Step Solution
- Step 1: Write the proportion equation
845,867.55 : 1,167,750.81 = 653,272.09 : x - Step 2: Convert to fraction form
845,867.55/1,167,750.81 = 653,272.09/x - Step 3: Cross multiply
845,867.55x = 1,167,750.81 × 653,272.09 - Step 4: Simplify right side
845,867.55x = 762,859,004,662.66 - Step 5: Solve for x
x = 762,859,004,662.66/845,867.55 - Step 6: Final answer
x = 901,865.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.