Finding the Fourth Proportional to 499,882.05, 689,834.48 and 270,438.75
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Solution
The fourth proportional to 499,882.05, 689,834.48 and 270,438.75 is: 373,203.99
Step by Step Solution
- Step 1: Write the proportion equation
499,882.05 : 689,834.48 = 270,438.75 : x - Step 2: Convert to fraction form
499,882.05/689,834.48 = 270,438.75/x - Step 3: Cross multiply
499,882.05x = 689,834.48 × 270,438.75 - Step 4: Simplify right side
499,882.05x = 186,557,973,125.91 - Step 5: Solve for x
x = 186,557,973,125.91/499,882.05 - Step 6: Final answer
x = 373,203.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.