Finding the Fourth Proportional to 418,175.90, 577,071.50 and 246,103.99
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Solution
The fourth proportional to 418,175.90, 577,071.50 and 246,103.99 is: 339,616.89
Step by Step Solution
- Step 1: Write the proportion equation
418,175.90 : 577,071.50 = 246,103.99 : x - Step 2: Convert to fraction form
418,175.90/577,071.50 = 246,103.99/x - Step 3: Cross multiply
418,175.90x = 577,071.50 × 246,103.99 - Step 4: Simplify right side
418,175.90x = 142,019,596,395.19 - Step 5: Solve for x
x = 142,019,596,395.19/418,175.90 - Step 6: Final answer
x = 339,616.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.