Finding the Fourth Proportional to 329,217.41, 454,356.91 and 185,986.68
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Solution
The fourth proportional to 329,217.41, 454,356.91 and 185,986.68 is: 256,682.46
Step by Step Solution
- Step 1: Write the proportion equation
329,217.41 : 454,356.91 = 185,986.68 : x - Step 2: Convert to fraction form
329,217.41/454,356.91 = 185,986.68/x - Step 3: Cross multiply
329,217.41x = 454,356.91 × 185,986.68 - Step 4: Simplify right side
329,217.41x = 84,504,333,225.96 - Step 5: Solve for x
x = 84,504,333,225.96/329,217.41 - Step 6: Final answer
x = 256,682.46
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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.