Finding the Fourth Proportional to 667,097.24, 920,577.12 and 372,749.31
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Solution
The fourth proportional to 667,097.24, 920,577.12 and 372,749.31 is: 514,384.51
Step by Step Solution
- Step 1: Write the proportion equation
667,097.24 : 920,577.12 = 372,749.31 : x - Step 2: Convert to fraction form
667,097.24/920,577.12 = 372,749.31/x - Step 3: Cross multiply
667,097.24x = 920,577.12 × 372,749.31 - Step 4: Simplify right side
667,097.24x = 343,144,486,281.79 - Step 5: Solve for x
x = 343,144,486,281.79/667,097.24 - Step 6: Final answer
x = 514,384.51
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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.