Finding the Fourth Proportional to 439,746.74, 607,229.25 and 276,675.14
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Solution
The fourth proportional to 439,746.74, 607,229.25 and 276,675.14 is: 382,049.99
Step by Step Solution
- Step 1: Write the proportion equation
439,746.74 : 607,229.25 = 276,675.14 : x - Step 2: Convert to fraction form
439,746.74/607,229.25 = 276,675.14/x - Step 3: Cross multiply
439,746.74x = 607,229.25 × 276,675.14 - Step 4: Simplify right side
439,746.74x = 168,005,234,719.70 - Step 5: Solve for x
x = 168,005,234,719.70/439,746.74 - Step 6: Final answer
x = 382,049.99
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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.