Finding the Fourth Proportional to 270,688.24, 373,463.89 and 157,489.12
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Solution
The fourth proportional to 270,688.24, 373,463.89 and 157,489.12 is: 217,285.02
Step by Step Solution
- Step 1: Write the proportion equation
270,688.24 : 373,463.89 = 157,489.12 : x - Step 2: Convert to fraction form
270,688.24/373,463.89 = 157,489.12/x - Step 3: Cross multiply
270,688.24x = 373,463.89 × 157,489.12 - Step 4: Simplify right side
270,688.24x = 58,816,499,387.88 - Step 5: Solve for x
x = 58,816,499,387.88/270,688.24 - Step 6: Final answer
x = 217,285.02
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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.