Finding the Fourth Proportional to 508,183.90, 761,259.49 and 305,668.17
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Solution
The fourth proportional to 508,183.90, 761,259.49 and 305,668.17 is: 457,890.92
Step by Step Solution
- Step 1: Write the proportion equation
508,183.90 : 761,259.49 = 305,668.17 : x - Step 2: Convert to fraction form
508,183.90/761,259.49 = 305,668.17/x - Step 3: Cross multiply
508,183.90x = 761,259.49 × 305,668.17 - Step 4: Simplify right side
508,183.90x = 232,692,794,439.26 - Step 5: Solve for x
x = 232,692,794,439.26/508,183.90 - Step 6: Final answer
x = 457,890.92
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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.