Finding the Fourth Proportional to 260,187.39, 390,001.33 and 170,195.99
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Solution
The fourth proportional to 260,187.39, 390,001.33 and 170,195.99 is: 255,110.98
Step by Step Solution
- Step 1: Write the proportion equation
260,187.39 : 390,001.33 = 170,195.99 : x - Step 2: Convert to fraction form
260,187.39/390,001.33 = 170,195.99/x - Step 3: Cross multiply
260,187.39x = 390,001.33 × 170,195.99 - Step 4: Simplify right side
260,187.39x = 66,376,660,723.41 - Step 5: Solve for x
x = 66,376,660,723.41/260,187.39 - Step 6: Final answer
x = 255,110.98
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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.