Finding the Fourth Proportional to 539,147.97, 808,583.49 and 159,979.02
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Solution
The fourth proportional to 539,147.97, 808,583.49 and 159,979.02 is: 239,927.44
Step by Step Solution
- Step 1: Write the proportion equation
539,147.97 : 808,583.49 = 159,979.02 : x - Step 2: Convert to fraction form
539,147.97/808,583.49 = 159,979.02/x - Step 3: Cross multiply
539,147.97x = 808,583.49 × 159,979.02 - Step 4: Simplify right side
539,147.97x = 129,356,394,318.38 - Step 5: Solve for x
x = 129,356,394,318.38/539,147.97 - Step 6: Final answer
x = 239,927.44
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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.