Finding the Fourth Proportional to 634,370.18, 951,318.12 and 255,162.76
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Solution
The fourth proportional to 634,370.18, 951,318.12 and 255,162.76 is: 382,648.75
Step by Step Solution
- Step 1: Write the proportion equation
634,370.18 : 951,318.12 = 255,162.76 : x - Step 2: Convert to fraction form
634,370.18/951,318.12 = 255,162.76/x - Step 3: Cross multiply
634,370.18x = 951,318.12 × 255,162.76 - Step 4: Simplify right side
634,370.18x = 242,740,954,280.49 - Step 5: Solve for x
x = 242,740,954,280.49/634,370.18 - Step 6: Final answer
x = 382,648.75
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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.