Finding the Fourth Proportional to 669,350.64, 923,711.82 and 363,430.68
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Solution
The fourth proportional to 669,350.64, 923,711.82 and 363,430.68 is: 501,538.65
Step by Step Solution
- Step 1: Write the proportion equation
669,350.64 : 923,711.82 = 363,430.68 : x - Step 2: Convert to fraction form
669,350.64/923,711.82 = 363,430.68/x - Step 3: Cross multiply
669,350.64x = 923,711.82 × 363,430.68 - Step 4: Simplify right side
669,350.64x = 335,705,214,866.64 - Step 5: Solve for x
x = 335,705,214,866.64/669,350.64 - Step 6: Final answer
x = 501,538.65
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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.