Finding the Fourth Proportional to 351,476.64, 485,037.07 and 190,331.19
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Solution
The fourth proportional to 351,476.64, 485,037.07 and 190,331.19 is: 262,656.67
Step by Step Solution
- Step 1: Write the proportion equation
351,476.64 : 485,037.07 = 190,331.19 : x - Step 2: Convert to fraction form
351,476.64/485,037.07 = 190,331.19/x - Step 3: Cross multiply
351,476.64x = 485,037.07 × 190,331.19 - Step 4: Simplify right side
351,476.64x = 92,317,684,953.82 - Step 5: Solve for x
x = 92,317,684,953.82/351,476.64 - Step 6: Final answer
x = 262,656.67
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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.