Finding the Fourth Proportional to 936,932.96, 1,292,967.88 and 507,213.08
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Solution
The fourth proportional to 936,932.96, 1,292,967.88 and 507,213.08 is: 699,954.26
Step by Step Solution
- Step 1: Write the proportion equation
936,932.96 : 1,292,967.88 = 507,213.08 : x - Step 2: Convert to fraction form
936,932.96/1,292,967.88 = 507,213.08/x - Step 3: Cross multiply
936,932.96x = 1,292,967.88 × 507,213.08 - Step 4: Simplify right side
936,932.96x = 655,810,220,755.87 - Step 5: Solve for x
x = 655,810,220,755.87/936,932.96 - Step 6: Final answer
x = 699,954.26
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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.