Finding the Fourth Proportional to 370,771.24, 511,392.54 and 243,400.36
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Solution
The fourth proportional to 370,771.24, 511,392.54 and 243,400.36 is: 335,714.09
Step by Step Solution
- Step 1: Write the proportion equation
370,771.24 : 511,392.54 = 243,400.36 : x - Step 2: Convert to fraction form
370,771.24/511,392.54 = 243,400.36/x - Step 3: Cross multiply
370,771.24x = 511,392.54 × 243,400.36 - Step 4: Simplify right side
370,771.24x = 124,473,128,337.31 - Step 5: Solve for x
x = 124,473,128,337.31/370,771.24 - Step 6: Final answer
x = 335,714.09
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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.