Finding the Fourth Proportional to 799,122.13, 1,102,774.64 and 436,536.68
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Solution
The fourth proportional to 799,122.13, 1,102,774.64 and 436,536.68 is: 602,413.02
Step by Step Solution
- Step 1: Write the proportion equation
799,122.13 : 1,102,774.64 = 436,536.68 : x - Step 2: Convert to fraction form
799,122.13/1,102,774.64 = 436,536.68/x - Step 3: Cross multiply
799,122.13x = 1,102,774.64 × 436,536.68 - Step 4: Simplify right side
799,122.13x = 481,401,572,437.24 - Step 5: Solve for x
x = 481,401,572,437.24/799,122.13 - Step 6: Final answer
x = 602,413.02
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1.5x scale
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.