Finding the Fourth Proportional to 508,955.24, 762,901.50 and 171,879.68
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Solution
The fourth proportional to 508,955.24, 762,901.50 and 171,879.68 is: 257,640.07
Step by Step Solution
- Step 1: Write the proportion equation
508,955.24 : 762,901.50 = 171,879.68 : x - Step 2: Convert to fraction form
508,955.24/762,901.50 = 171,879.68/x - Step 3: Cross multiply
508,955.24x = 762,901.50 × 171,879.68 - Step 4: Simplify right side
508,955.24x = 131,127,265,691.52 - Step 5: Solve for x
x = 131,127,265,691.52/508,955.24 - Step 6: Final answer
x = 257,640.07
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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.