Finding the Fourth Proportional to 476,819.08, 715,117.75 and 177,440.65
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Solution
The fourth proportional to 476,819.08, 715,117.75 and 177,440.65 is: 266,119.72
Step by Step Solution
- Step 1: Write the proportion equation
476,819.08 : 715,117.75 = 177,440.65 : x - Step 2: Convert to fraction form
476,819.08/715,117.75 = 177,440.65/x - Step 3: Cross multiply
476,819.08x = 715,117.75 × 177,440.65 - Step 4: Simplify right side
476,819.08x = 126,890,958,386.54 - Step 5: Solve for x
x = 126,890,958,386.54/476,819.08 - Step 6: Final answer
x = 266,119.72
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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.