Finding the Fourth Proportional to 634,132.37, 875,102.46 and 347,646.31
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Solution
The fourth proportional to 634,132.37, 875,102.46 and 347,646.31 is: 479,751.79
Step by Step Solution
- Step 1: Write the proportion equation
634,132.37 : 875,102.46 = 347,646.31 : x - Step 2: Convert to fraction form
634,132.37/875,102.46 = 347,646.31/x - Step 3: Cross multiply
634,132.37x = 875,102.46 × 347,646.31 - Step 4: Simplify right side
634,132.37x = 304,226,141,090.92 - Step 5: Solve for x
x = 304,226,141,090.92/634,132.37 - Step 6: Final answer
x = 479,751.79
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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.