Finding the Fourth Proportional to 410,726.29, 616,309.99 and 171,005.68
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Solution
The fourth proportional to 410,726.29, 616,309.99 and 171,005.68 is: 256,600.35
Step by Step Solution
- Step 1: Write the proportion equation
410,726.29 : 616,309.99 = 171,005.68 : x - Step 2: Convert to fraction form
410,726.29/616,309.99 = 171,005.68/x - Step 3: Cross multiply
410,726.29x = 616,309.99 × 171,005.68 - Step 4: Simplify right side
410,726.29x = 105,392,507,603.73 - Step 5: Solve for x
x = 105,392,507,603.73/410,726.29 - Step 6: Final answer
x = 256,600.35
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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.