Finding the Fourth Proportional to 375,187.36, 517,731.60 and 205,394.08
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Solution
The fourth proportional to 375,187.36, 517,731.60 and 205,394.08 is: 283,429.07
Step by Step Solution
- Step 1: Write the proportion equation
375,187.36 : 517,731.60 = 205,394.08 : x - Step 2: Convert to fraction form
375,187.36/517,731.60 = 205,394.08/x - Step 3: Cross multiply
375,187.36x = 517,731.60 × 205,394.08 - Step 4: Simplify right side
375,187.36x = 106,339,005,668.93 - Step 5: Solve for x
x = 106,339,005,668.93/375,187.36 - Step 6: Final answer
x = 283,429.07
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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.