Finding the Fourth Proportional to 329,535.18, 454,740.89 and 186,286.68
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Solution
The fourth proportional to 329,535.18, 454,740.89 and 186,286.68 is: 257,065.63
Step by Step Solution
- Step 1: Write the proportion equation
329,535.18 : 454,740.89 = 186,286.68 : x - Step 2: Convert to fraction form
329,535.18/454,740.89 = 186,286.68/x - Step 3: Cross multiply
329,535.18x = 454,740.89 × 186,286.68 - Step 4: Simplify right side
329,535.18x = 84,712,169,726.91 - Step 5: Solve for x
x = 84,712,169,726.91/329,535.18 - Step 6: Final answer
x = 257,065.63
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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.