Finding the Fourth Proportional to 299,572.13, 413,354.76 and 170,502.98
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Solution
The fourth proportional to 299,572.13, 413,354.76 and 170,502.98 is: 235,262.92
Step by Step Solution
- Step 1: Write the proportion equation
299,572.13 : 413,354.76 = 170,502.98 : x - Step 2: Convert to fraction form
299,572.13/413,354.76 = 170,502.98/x - Step 3: Cross multiply
299,572.13x = 413,354.76 × 170,502.98 - Step 4: Simplify right side
299,572.13x = 70,478,215,671.02 - Step 5: Solve for x
x = 70,478,215,671.02/299,572.13 - Step 6: Final answer
x = 235,262.92
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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.