Finding the Fourth Proportional to 800,355.24, 1,104,337.44 and 456,184.62
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Solution
The fourth proportional to 800,355.24, 1,104,337.44 and 456,184.62 is: 629,447.69
Step by Step Solution
- Step 1: Write the proportion equation
800,355.24 : 1,104,337.44 = 456,184.62 : x - Step 2: Convert to fraction form
800,355.24/1,104,337.44 = 456,184.62/x - Step 3: Cross multiply
800,355.24x = 1,104,337.44 × 456,184.62 - Step 4: Simplify right side
800,355.24x = 503,781,755,418.17 - Step 5: Solve for x
x = 503,781,755,418.17/800,355.24 - Step 6: Final answer
x = 629,447.69
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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.