Finding the Fourth Proportional to 619,021.91, 928,666.55 and 192,549.62
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Solution
The fourth proportional to 619,021.91, 928,666.55 and 192,549.62 is: 288,866.02
Step by Step Solution
- Step 1: Write the proportion equation
619,021.91 : 928,666.55 = 192,549.62 : x - Step 2: Convert to fraction form
619,021.91/928,666.55 = 192,549.62/x - Step 3: Cross multiply
619,021.91x = 928,666.55 × 192,549.62 - Step 4: Simplify right side
619,021.91x = 178,814,394,112.25 - Step 5: Solve for x
x = 178,814,394,112.25/619,021.91 - Step 6: Final answer
x = 288,866.02
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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.