Finding the Fourth Proportional to 683,226.98, 943,104.84 and 411,307.52
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Solution
The fourth proportional to 683,226.98, 943,104.84 and 411,307.52 is: 567,755.85
Step by Step Solution
- Step 1: Write the proportion equation
683,226.98 : 943,104.84 = 411,307.52 : x - Step 2: Convert to fraction form
683,226.98/943,104.84 = 411,307.52/x - Step 3: Cross multiply
683,226.98x = 943,104.84 × 411,307.52 - Step 4: Simplify right side
683,226.98x = 387,906,112,840.40 - Step 5: Solve for x
x = 387,906,112,840.40/683,226.98 - Step 6: Final answer
x = 567,755.85
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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.