Finding the Fourth Proportional to 430,313.70, 593,853.94 and 239,322.98
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Solution
The fourth proportional to 430,313.70, 593,853.94 and 239,322.98 is: 330,277.41
Step by Step Solution
- Step 1: Write the proportion equation
430,313.70 : 593,853.94 = 239,322.98 : x - Step 2: Convert to fraction form
430,313.70/593,853.94 = 239,322.98/x - Step 3: Cross multiply
430,313.70x = 593,853.94 × 239,322.98 - Step 4: Simplify right side
430,313.70x = 142,122,894,605.54 - Step 5: Solve for x
x = 142,122,894,605.54/430,313.70 - Step 6: Final answer
x = 330,277.41
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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.