Finding the Fourth Proportional to 450,865.67, 676,402.18 and 135,328.55
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Solution
The fourth proportional to 450,865.67, 676,402.18 and 135,328.55 is: 203,023.94
Step by Step Solution
- Step 1: Write the proportion equation
450,865.67 : 676,402.18 = 135,328.55 : x - Step 2: Convert to fraction form
450,865.67/676,402.18 = 135,328.55/x - Step 3: Cross multiply
450,865.67x = 676,402.18 × 135,328.55 - Step 4: Simplify right side
450,865.67x = 91,536,522,515.91 - Step 5: Solve for x
x = 91,536,522,515.91/450,865.67 - Step 6: Final answer
x = 203,023.94
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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.