Finding the Fourth Proportional to 297,675.99, 410,781.06 and 176,814.09
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Solution
The fourth proportional to 297,675.99, 410,781.06 and 176,814.09 is: 243,996.43
Step by Step Solution
- Step 1: Write the proportion equation
297,675.99 : 410,781.06 = 176,814.09 : x - Step 2: Convert to fraction form
297,675.99/410,781.06 = 176,814.09/x - Step 3: Cross multiply
297,675.99x = 410,781.06 × 176,814.09 - Step 4: Simplify right side
297,675.99x = 72,631,879,313.14 - Step 5: Solve for x
x = 72,631,879,313.14/297,675.99 - Step 6: Final answer
x = 243,996.43
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1.5x scale
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.