Finding the Fourth Proportional to 503,023.68, 694,165.28 and 276,655.68
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Solution
The fourth proportional to 503,023.68, 694,165.28 and 276,655.68 is: 381,780.77
Step by Step Solution
- Step 1: Write the proportion equation
503,023.68 : 694,165.28 = 276,655.68 : x - Step 2: Convert to fraction form
503,023.68/694,165.28 = 276,655.68/x - Step 3: Cross multiply
503,023.68x = 694,165.28 × 276,655.68 - Step 4: Simplify right side
503,023.68x = 192,044,767,570.79 - Step 5: Solve for x
x = 192,044,767,570.79/503,023.68 - Step 6: Final answer
x = 381,780.77
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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.