Finding the Fourth Proportional to 704,921.12, 973,296.67 and 433,353.09
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Solution
The fourth proportional to 704,921.12, 973,296.67 and 433,353.09 is: 598,338.04
Step by Step Solution
- Step 1: Write the proportion equation
704,921.12 : 973,296.67 = 433,353.09 : x - Step 2: Convert to fraction form
704,921.12/973,296.67 = 433,353.09/x - Step 3: Cross multiply
704,921.12x = 973,296.67 × 433,353.09 - Step 4: Simplify right side
704,921.12x = 421,781,119,431.21 - Step 5: Solve for x
x = 421,781,119,431.21/704,921.12 - Step 6: Final answer
x = 598,338.04
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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.