Finding the Fourth Proportional to 257,545.70, 386,318.55 and 244,423.70
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Solution
The fourth proportional to 257,545.70, 386,318.55 and 244,423.70 is: 366,635.55
Step by Step Solution
- Step 1: Write the proportion equation
257,545.70 : 386,318.55 = 244,423.70 : x - Step 2: Convert to fraction form
257,545.70/386,318.55 = 244,423.70/x - Step 3: Cross multiply
257,545.70x = 386,318.55 × 244,423.70 - Step 4: Simplify right side
257,545.70x = 94,425,409,369.64 - Step 5: Solve for x
x = 94,425,409,369.64/257,545.70 - Step 6: Final answer
x = 366,635.55
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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.