Finding the Fourth Proportional to 454,306.80, 626,609.76 and 293,080.08
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Solution
The fourth proportional to 454,306.80, 626,609.76 and 293,080.08 is: 404,235.28
Step by Step Solution
- Step 1: Write the proportion equation
454,306.80 : 626,609.76 = 293,080.08 : x - Step 2: Convert to fraction form
454,306.80/626,609.76 = 293,080.08/x - Step 3: Cross multiply
454,306.80x = 626,609.76 × 293,080.08 - Step 4: Simplify right side
454,306.80x = 183,646,838,589.58 - Step 5: Solve for x
x = 183,646,838,589.58/454,306.80 - Step 6: Final answer
x = 404,235.28
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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.