Finding the Fourth Proportional to 634,902.18, 951,992.34 and 490,756.98
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Solution
The fourth proportional to 634,902.18, 951,992.34 and 490,756.98 is: 735,856.48
Step by Step Solution
- Step 1: Write the proportion equation
634,902.18 : 951,992.34 = 490,756.98 : x - Step 2: Convert to fraction form
634,902.18/951,992.34 = 490,756.98/x - Step 3: Cross multiply
634,902.18x = 951,992.34 × 490,756.98 - Step 4: Simplify right side
634,902.18x = 467,196,885,761.53 - Step 5: Solve for x
x = 467,196,885,761.53/634,902.18 - Step 6: Final answer
x = 735,856.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.