Finding the Fourth Proportional to 470,748.33, 649,634.18 and 255,889.08
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Solution
The fourth proportional to 470,748.33, 649,634.18 and 255,889.08 is: 353,127.73
Step by Step Solution
- Step 1: Write the proportion equation
470,748.33 : 649,634.18 = 255,889.08 : x - Step 2: Convert to fraction form
470,748.33/649,634.18 = 255,889.08/x - Step 3: Cross multiply
470,748.33x = 649,634.18 × 255,889.08 - Step 4: Simplify right side
470,748.33x = 166,234,291,377.31 - Step 5: Solve for x
x = 166,234,291,377.31/470,748.33 - Step 6: Final answer
x = 353,127.73
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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.