Finding the Fourth Proportional to 422,750.68, 634,125.18 and 107,209.24
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Solution
The fourth proportional to 422,750.68, 634,125.18 and 107,209.24 is: 160,813.65
Step by Step Solution
- Step 1: Write the proportion equation
422,750.68 : 634,125.18 = 107,209.24 : x - Step 2: Convert to fraction form
422,750.68/634,125.18 = 107,209.24/x - Step 3: Cross multiply
422,750.68x = 634,125.18 × 107,209.24 - Step 4: Simplify right side
422,750.68x = 67,984,078,612.66 - Step 5: Solve for x
x = 67,984,078,612.66/422,750.68 - Step 6: Final answer
x = 160,813.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.