Finding the Fourth Proportional to 349,953.60, 482,935.84 and 190,977.60
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Solution
The fourth proportional to 349,953.60, 482,935.84 and 190,977.60 is: 263,549.02
Step by Step Solution
- Step 1: Write the proportion equation
349,953.60 : 482,935.84 = 190,977.60 : x - Step 2: Convert to fraction form
349,953.60/482,935.84 = 190,977.60/x - Step 3: Cross multiply
349,953.60x = 482,935.84 × 190,977.60 - Step 4: Simplify right side
349,953.60x = 92,229,927,677.18 - Step 5: Solve for x
x = 92,229,927,677.18/349,953.60 - Step 6: Final answer
x = 263,549.02
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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.