Finding the Fourth Proportional to 523,884.24, 785,820.60 and 313,580.88
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Solution
The fourth proportional to 523,884.24, 785,820.60 and 313,580.88 is: 470,367.87
Step by Step Solution
- Step 1: Write the proportion equation
523,884.24 : 785,820.60 = 313,580.88 : x - Step 2: Convert to fraction form
523,884.24/785,820.60 = 313,580.88/x - Step 3: Cross multiply
523,884.24x = 785,820.60 × 313,580.88 - Step 4: Simplify right side
523,884.24x = 246,418,315,270.13 - Step 5: Solve for x
x = 246,418,315,270.13/523,884.24 - Step 6: Final answer
x = 470,367.87
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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.