Finding the Fourth Proportional to 516,379.02, 774,699.94 and 303,327.08
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Solution
The fourth proportional to 516,379.02, 774,699.94 and 303,327.08 is: 455,067.81
Step by Step Solution
- Step 1: Write the proportion equation
516,379.02 : 774,699.94 = 303,327.08 : x - Step 2: Convert to fraction form
516,379.02/774,699.94 = 303,327.08/x - Step 3: Cross multiply
516,379.02x = 774,699.94 × 303,327.08 - Step 4: Simplify right side
516,379.02x = 234,987,470,676.38 - Step 5: Solve for x
x = 234,987,470,676.38/516,379.02 - Step 6: Final answer
x = 455,067.81
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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.