Finding the Fourth Proportional to 408,367.16, 563,316.86 and 244,980.19
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Solution
The fourth proportional to 408,367.16, 563,316.86 and 244,980.19 is: 337,934.79
Step by Step Solution
- Step 1: Write the proportion equation
408,367.16 : 563,316.86 = 244,980.19 : x - Step 2: Convert to fraction form
408,367.16/563,316.86 = 244,980.19/x - Step 3: Cross multiply
408,367.16x = 563,316.86 × 244,980.19 - Step 4: Simplify right side
408,367.16x = 138,001,470,597.16 - Step 5: Solve for x
x = 138,001,470,597.16/408,367.16 - Step 6: Final answer
x = 337,934.79
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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.