Finding the Fourth Proportional to 349,620.08, 482,474.68 and 198,746.16
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Solution
The fourth proportional to 349,620.08, 482,474.68 and 198,746.16 is: 274,269.12
Step by Step Solution
- Step 1: Write the proportion equation
349,620.08 : 482,474.68 = 198,746.16 : x - Step 2: Convert to fraction form
349,620.08/482,474.68 = 198,746.16/x - Step 3: Cross multiply
349,620.08x = 482,474.68 × 198,746.16 - Step 4: Simplify right side
349,620.08x = 95,889,989,947.23 - Step 5: Solve for x
x = 95,889,989,947.23/349,620.08 - Step 6: Final answer
x = 274,269.12
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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.