Finding the Fourth Proportional to 438,202.92, 657,342.02 and 153,869.03
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Solution
The fourth proportional to 438,202.92, 657,342.02 and 153,869.03 is: 230,816.76
Step by Step Solution
- Step 1: Write the proportion equation
438,202.92 : 657,342.02 = 153,869.03 : x - Step 2: Convert to fraction form
438,202.92/657,342.02 = 153,869.03/x - Step 3: Cross multiply
438,202.92x = 657,342.02 × 153,869.03 - Step 4: Simplify right side
438,202.92x = 101,144,580,446.66 - Step 5: Solve for x
x = 101,144,580,446.66/438,202.92 - Step 6: Final answer
x = 230,816.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.