Finding the Fourth Proportional to 258,775.99, 356,741.88 and 201,314.38
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Solution
The fourth proportional to 258,775.99, 356,741.88 and 201,314.38 is: 277,526.79
Step by Step Solution
- Step 1: Write the proportion equation
258,775.99 : 356,741.88 = 201,314.38 : x - Step 2: Convert to fraction form
258,775.99/356,741.88 = 201,314.38/x - Step 3: Cross multiply
258,775.99x = 356,741.88 × 201,314.38 - Step 4: Simplify right side
258,775.99x = 71,817,270,392.23 - Step 5: Solve for x
x = 71,817,270,392.23/258,775.99 - Step 6: Final answer
x = 277,526.79
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1.5x scale
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.