Finding the Fourth Proportional to 425,752.12, 587,538.88 and 234,763.84
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Solution
The fourth proportional to 425,752.12, 587,538.88 and 234,763.84 is: 323,974.63
Step by Step Solution
- Step 1: Write the proportion equation
425,752.12 : 587,538.88 = 234,763.84 : x - Step 2: Convert to fraction form
425,752.12/587,538.88 = 234,763.84/x - Step 3: Cross multiply
425,752.12x = 587,538.88 × 234,763.84 - Step 4: Simplify right side
425,752.12x = 137,932,883,618.10 - Step 5: Solve for x
x = 137,932,883,618.10/425,752.12 - Step 6: Final answer
x = 323,974.63
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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.