Finding the Fourth Proportional to 297,606.99, 410,698.80 and 161,643.19
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Solution
The fourth proportional to 297,606.99, 410,698.80 and 161,643.19 is: 223,068.23
Step by Step Solution
- Step 1: Write the proportion equation
297,606.99 : 410,698.80 = 161,643.19 : x - Step 2: Convert to fraction form
297,606.99/410,698.80 = 161,643.19/x - Step 3: Cross multiply
297,606.99x = 410,698.80 × 161,643.19 - Step 4: Simplify right side
297,606.99x = 66,386,664,161.17 - Step 5: Solve for x
x = 66,386,664,161.17/297,606.99 - Step 6: Final answer
x = 223,068.23
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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.