Finding the Fourth Proportional to 560,297.96, 773,247.76 and 318,603.04
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Solution
The fourth proportional to 560,297.96, 773,247.76 and 318,603.04 is: 439,692.99
Step by Step Solution
- Step 1: Write the proportion equation
560,297.96 : 773,247.76 = 318,603.04 : x - Step 2: Convert to fraction form
560,297.96/773,247.76 = 318,603.04/x - Step 3: Cross multiply
560,297.96x = 773,247.76 × 318,603.04 - Step 4: Simplify right side
560,297.96x = 246,359,087,009.19 - Step 5: Solve for x
x = 246,359,087,009.19/560,297.96 - Step 6: Final answer
x = 439,692.99
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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.