Finding the Fourth Proportional to 430,764.36, 594,445.05 and 269,708.28
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Solution
The fourth proportional to 430,764.36, 594,445.05 and 269,708.28 is: 372,191.31
Step by Step Solution
- Step 1: Write the proportion equation
430,764.36 : 594,445.05 = 269,708.28 : x - Step 2: Convert to fraction form
430,764.36/594,445.05 = 269,708.28/x - Step 3: Cross multiply
430,764.36x = 594,445.05 × 269,708.28 - Step 4: Simplify right side
430,764.36x = 160,326,751,990.01 - Step 5: Solve for x
x = 160,326,751,990.01/430,764.36 - Step 6: Final answer
x = 372,191.31
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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.