Finding the Fourth Proportional to 430,754.94, 594,431.55 and 239,764.23
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Solution
The fourth proportional to 430,754.94, 594,431.55 and 239,764.23 is: 330,868.92
Step by Step Solution
- Step 1: Write the proportion equation
430,754.94 : 594,431.55 = 239,764.23 : x - Step 2: Convert to fraction form
430,754.94/594,431.55 = 239,764.23/x - Step 3: Cross multiply
430,754.94x = 594,431.55 × 239,764.23 - Step 4: Simplify right side
430,754.94x = 142,523,422,873.46 - Step 5: Solve for x
x = 142,523,422,873.46/430,754.94 - Step 6: Final answer
x = 330,868.92
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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.