Finding the Fourth Proportional to 485,967.74, 729,197.57 and 327,864.04
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Solution
The fourth proportional to 485,967.74, 729,197.57 and 327,864.04 is: 491,962.00
Step by Step Solution
- Step 1: Write the proportion equation
485,967.74 : 729,197.57 = 327,864.04 : x - Step 2: Convert to fraction form
485,967.74/729,197.57 = 327,864.04/x - Step 3: Cross multiply
485,967.74x = 729,197.57 × 327,864.04 - Step 4: Simplify right side
485,967.74x = 239,077,660,255.05 - Step 5: Solve for x
x = 239,077,660,255.05/485,967.74 - Step 6: Final answer
x = 491,962.00
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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.