Finding the Fourth Proportional to 414,639.99, 572,201.99 and 233,351.91
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Solution
The fourth proportional to 414,639.99, 572,201.99 and 233,351.91 is: 322,024.96
Step by Step Solution
- Step 1: Write the proportion equation
414,639.99 : 572,201.99 = 233,351.91 : x - Step 2: Convert to fraction form
414,639.99/572,201.99 = 233,351.91/x - Step 3: Cross multiply
414,639.99x = 572,201.99 × 233,351.91 - Step 4: Simplify right side
414,639.99x = 133,524,426,105.54 - Step 5: Solve for x
x = 133,524,426,105.54/414,639.99 - Step 6: Final answer
x = 322,024.96
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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.