Finding the Fourth Proportional to 359,551.68, 539,515.80 and 135,067.04
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Solution
The fourth proportional to 359,551.68, 539,515.80 and 135,067.04 is: 202,671.29
Step by Step Solution
- Step 1: Write the proportion equation
359,551.68 : 539,515.80 = 135,067.04 : x - Step 2: Convert to fraction form
359,551.68/539,515.80 = 135,067.04/x - Step 3: Cross multiply
359,551.68x = 539,515.80 × 135,067.04 - Step 4: Simplify right side
359,551.68x = 72,870,802,139.23 - Step 5: Solve for x
x = 72,870,802,139.23/359,551.68 - Step 6: Final answer
x = 202,671.29
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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.