Finding the Fourth Proportional to 297,124.30, 409,993.77 and 169,808.14
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Solution
The fourth proportional to 297,124.30, 409,993.77 and 169,808.14 is: 234,313.65
Step by Step Solution
- Step 1: Write the proportion equation
297,124.30 : 409,993.77 = 169,808.14 : x - Step 2: Convert to fraction form
297,124.30/409,993.77 = 169,808.14/x - Step 3: Cross multiply
297,124.30x = 409,993.77 × 169,808.14 - Step 4: Simplify right side
297,124.30x = 69,620,279,495.29 - Step 5: Solve for x
x = 69,620,279,495.29/297,124.30 - Step 6: Final answer
x = 234,313.65
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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.