Finding the Fourth Proportional to 433,135.96, 597,710.44 and 239,531.07
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Solution
The fourth proportional to 433,135.96, 597,710.44 and 239,531.07 is: 330,543.38
Step by Step Solution
- Step 1: Write the proportion equation
433,135.96 : 597,710.44 = 239,531.07 : x - Step 2: Convert to fraction form
433,135.96/597,710.44 = 239,531.07/x - Step 3: Cross multiply
433,135.96x = 597,710.44 × 239,531.07 - Step 4: Simplify right side
433,135.96x = 143,170,223,784.20 - Step 5: Solve for x
x = 143,170,223,784.20/433,135.96 - Step 6: Final answer
x = 330,543.38
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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.