Finding the Fourth Proportional to 329,944.68, 455,323.98 and 179,041.68
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Solution
The fourth proportional to 329,944.68, 455,323.98 and 179,041.68 is: 247,077.69
Step by Step Solution
- Step 1: Write the proportion equation
329,944.68 : 455,323.98 = 179,041.68 : x - Step 2: Convert to fraction form
329,944.68/455,323.98 = 179,041.68/x - Step 3: Cross multiply
329,944.68x = 455,323.98 × 179,041.68 - Step 4: Simplify right side
329,944.68x = 81,521,970,323.49 - Step 5: Solve for x
x = 81,521,970,323.49/329,944.68 - Step 6: Final answer
x = 247,077.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.