Finding the Fourth Proportional to 415,933.06, 623,874.99 and 116,407.01
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Solution
The fourth proportional to 415,933.06, 623,874.99 and 116,407.01 is: 174,603.63
Step by Step Solution
- Step 1: Write the proportion equation
415,933.06 : 623,874.99 = 116,407.01 : x - Step 2: Convert to fraction form
415,933.06/623,874.99 = 116,407.01/x - Step 3: Cross multiply
415,933.06x = 623,874.99 × 116,407.01 - Step 4: Simplify right side
415,933.06x = 72,623,422,199.68 - Step 5: Solve for x
x = 72,623,422,199.68/415,933.06 - Step 6: Final answer
x = 174,603.63
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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.