Finding the Fourth Proportional to 433,112.36, 597,670.50 and 239,508.68
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Solution
The fourth proportional to 433,112.36, 597,670.50 and 239,508.68 is: 330,508.40
Step by Step Solution
- Step 1: Write the proportion equation
433,112.36 : 597,670.50 = 239,508.68 : x - Step 2: Convert to fraction form
433,112.36/597,670.50 = 239,508.68/x - Step 3: Cross multiply
433,112.36x = 597,670.50 × 239,508.68 - Step 4: Simplify right side
433,112.36x = 143,147,272,529.94 - Step 5: Solve for x
x = 143,147,272,529.94/433,112.36 - Step 6: Final answer
x = 330,508.40
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1.5x scale
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.