Finding the Fourth Proportional to 345,451.73, 476,726.84 and 202,214.84
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Solution
The fourth proportional to 345,451.73, 476,726.84 and 202,214.84 is: 279,058.49
Step by Step Solution
- Step 1: Write the proportion equation
345,451.73 : 476,726.84 = 202,214.84 : x - Step 2: Convert to fraction form
345,451.73/476,726.84 = 202,214.84/x - Step 3: Cross multiply
345,451.73x = 476,726.84 × 202,214.84 - Step 4: Simplify right side
345,451.73x = 96,401,238,279.60 - Step 5: Solve for x
x = 96,401,238,279.60/345,451.73 - Step 6: Final answer
x = 279,058.49
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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.