Finding the Fourth Proportional to 375,107.22, 517,641.84 and 213,961.77
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Solution
The fourth proportional to 375,107.22, 517,641.84 and 213,961.77 is: 295,263.75
Step by Step Solution
- Step 1: Write the proportion equation
375,107.22 : 517,641.84 = 213,961.77 : x - Step 2: Convert to fraction form
375,107.22/517,641.84 = 213,961.77/x - Step 3: Cross multiply
375,107.22x = 517,641.84 × 213,961.77 - Step 4: Simplify right side
375,107.22x = 110,755,564,312.46 - Step 5: Solve for x
x = 110,755,564,312.46/375,107.22 - Step 6: Final answer
x = 295,263.75
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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.