Finding the Fourth Proportional to 302,749.91, 453,312.73 and 169,249.96
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Solution
The fourth proportional to 302,749.91, 453,312.73 and 169,249.96 is: 253,420.92
Step by Step Solution
- Step 1: Write the proportion equation
302,749.91 : 453,312.73 = 169,249.96 : x - Step 2: Convert to fraction form
302,749.91/453,312.73 = 169,249.96/x - Step 3: Cross multiply
302,749.91x = 453,312.73 × 169,249.96 - Step 4: Simplify right side
302,749.91x = 76,723,161,419.99 - Step 5: Solve for x
x = 76,723,161,419.99/302,749.91 - Step 6: Final answer
x = 253,420.92
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1.5x scale
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.