Finding the Fourth Proportional to 339,005.05, 508,507.58 and 264,181.21
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Solution
The fourth proportional to 339,005.05, 508,507.58 and 264,181.21 is: 396,271.82
Step by Step Solution
- Step 1: Write the proportion equation
339,005.05 : 508,507.58 = 264,181.21 : x - Step 2: Convert to fraction form
339,005.05/508,507.58 = 264,181.21/x - Step 3: Cross multiply
339,005.05x = 508,507.58 × 264,181.21 - Step 4: Simplify right side
339,005.05x = 134,338,147,167.76 - Step 5: Solve for x
x = 134,338,147,167.76/339,005.05 - Step 6: Final answer
x = 396,271.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.