Finding the Fourth Proportional to 403,805.70, 604,396.35 and 403,805.70
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Solution
The fourth proportional to 403,805.70, 604,396.35 and 403,805.70 is: 604,396.35
Step by Step Solution
- Step 1: Write the proportion equation
403,805.70 : 604,396.35 = 403,805.70 : x - Step 2: Convert to fraction form
403,805.70/604,396.35 = 403,805.70/x - Step 3: Cross multiply
403,805.70x = 604,396.35 × 403,805.70 - Step 4: Simplify right side
403,805.70x = 244,058,691,189.20 - Step 5: Solve for x
x = 244,058,691,189.20/403,805.70 - Step 6: Final answer
x = 604,396.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.