Finding the Fourth Proportional to 864,860.96, 1,297,325.57 and 325,062.79
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Solution
The fourth proportional to 864,860.96, 1,297,325.57 and 325,062.79 is: 487,607.01
Step by Step Solution
- Step 1: Write the proportion equation
864,860.96 : 1,297,325.57 = 325,062.79 : x - Step 2: Convert to fraction form
864,860.96/1,297,325.57 = 325,062.79/x - Step 3: Cross multiply
864,860.96x = 1,297,325.57 × 325,062.79 - Step 4: Simplify right side
864,860.96x = 421,712,264,453.91 - Step 5: Solve for x
x = 421,712,264,453.91/864,860.96 - Step 6: Final answer
x = 487,607.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.