Finding the Fourth Proportional to 467,886.14, 645,848.33 and 276,899.08
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Solution
The fourth proportional to 467,886.14, 645,848.33 and 276,899.08 is: 382,218.65
Step by Step Solution
- Step 1: Write the proportion equation
467,886.14 : 645,848.33 = 276,899.08 : x - Step 2: Convert to fraction form
467,886.14/645,848.33 = 276,899.08/x - Step 3: Cross multiply
467,886.14x = 645,848.33 × 276,899.08 - Step 4: Simplify right side
467,886.14x = 178,834,808,396.54 - Step 5: Solve for x
x = 178,834,808,396.54/467,886.14 - Step 6: Final answer
x = 382,218.65
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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.