Finding the Fourth Proportional to 671,684.58, 926,911.42 and 365,764.72
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Solution
The fourth proportional to 671,684.58, 926,911.42 and 365,764.72 is: 504,748.07
Step by Step Solution
- Step 1: Write the proportion equation
671,684.58 : 926,911.42 = 365,764.72 : x - Step 2: Convert to fraction form
671,684.58/926,911.42 = 365,764.72/x - Step 3: Cross multiply
671,684.58x = 926,911.42 × 365,764.72 - Step 4: Simplify right side
671,684.58x = 339,031,496,001.10 - Step 5: Solve for x
x = 339,031,496,001.10/671,684.58 - Step 6: Final answer
x = 504,748.07
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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.