Finding the Fourth Proportional to 665,748.74, 998,614.91 and 633,474.09
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Solution
The fourth proportional to 665,748.74, 998,614.91 and 633,474.09 is: 950,203.33
Step by Step Solution
- Step 1: Write the proportion equation
665,748.74 : 998,614.91 = 633,474.09 : x - Step 2: Convert to fraction form
665,748.74/998,614.91 = 633,474.09/x - Step 3: Cross multiply
665,748.74x = 998,614.91 × 633,474.09 - Step 4: Simplify right side
665,748.74x = 632,596,672,956.37 - Step 5: Solve for x
x = 632,596,672,956.37/665,748.74 - Step 6: Final answer
x = 950,203.33
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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.