Finding the Fourth Proportional to 634,429.49, 875,510.93 and 362,581.75
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Solution
The fourth proportional to 634,429.49, 875,510.93 and 362,581.75 is: 500,361.80
Step by Step Solution
- Step 1: Write the proportion equation
634,429.49 : 875,510.93 = 362,581.75 : x - Step 2: Convert to fraction form
634,429.49/875,510.93 = 362,581.75/x - Step 3: Cross multiply
634,429.49x = 875,510.93 × 362,581.75 - Step 4: Simplify right side
634,429.49x = 317,444,278,953.06 - Step 5: Solve for x
x = 317,444,278,953.06/634,429.49 - Step 6: Final answer
x = 500,361.80
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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.