Finding the Fourth Proportional to 323,329.92, 484,994.97 and 98,691.63
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Solution
The fourth proportional to 323,329.92, 484,994.97 and 98,691.63 is: 148,037.47
Step by Step Solution
- Step 1: Write the proportion equation
323,329.92 : 484,994.97 = 98,691.63 : x - Step 2: Convert to fraction form
323,329.92/484,994.97 = 98,691.63/x - Step 3: Cross multiply
323,329.92x = 484,994.97 × 98,691.63 - Step 4: Simplify right side
323,329.92x = 47,864,944,131.10 - Step 5: Solve for x
x = 47,864,944,131.10/323,329.92 - Step 6: Final answer
x = 148,037.47
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1.5x scale
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.