Finding the Fourth Proportional to 470,117.00, 648,818.84 and 276,515.48
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Solution
The fourth proportional to 470,117.00, 648,818.84 and 276,515.48 is: 381,625.12
Step by Step Solution
- Step 1: Write the proportion equation
470,117.00 : 648,818.84 = 276,515.48 : x - Step 2: Convert to fraction form
470,117.00/648,818.84 = 276,515.48/x - Step 3: Cross multiply
470,117.00x = 648,818.84 × 276,515.48 - Step 4: Simplify right side
470,117.00x = 179,408,455,288.98 - Step 5: Solve for x
x = 179,408,455,288.98/470,117.00 - Step 6: Final answer
x = 381,625.12
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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.