Finding the Fourth Proportional to 735,755.13, 1,015,309.35 and 429,859.80
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Solution
The fourth proportional to 735,755.13, 1,015,309.35 and 429,859.80 is: 593,187.40
Step by Step Solution
- Step 1: Write the proportion equation
735,755.13 : 1,015,309.35 = 429,859.80 : x - Step 2: Convert to fraction form
735,755.13/1,015,309.35 = 429,859.80/x - Step 3: Cross multiply
735,755.13x = 1,015,309.35 × 429,859.80 - Step 4: Simplify right side
735,755.13x = 436,440,674,129.13 - Step 5: Solve for x
x = 436,440,674,129.13/735,755.13 - Step 6: Final answer
x = 593,187.40
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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.