Finding the Fourth Proportional to 891,757.08, 1,337,636.68 and 379,289.52
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Solution
The fourth proportional to 891,757.08, 1,337,636.68 and 379,289.52 is: 568,934.72
Step by Step Solution
- Step 1: Write the proportion equation
891,757.08 : 1,337,636.68 = 379,289.52 : x - Step 2: Convert to fraction form
891,757.08/1,337,636.68 = 379,289.52/x - Step 3: Cross multiply
891,757.08x = 1,337,636.68 × 379,289.52 - Step 4: Simplify right side
891,757.08x = 507,351,565,706.96 - Step 5: Solve for x
x = 507,351,565,706.96/891,757.08 - Step 6: Final answer
x = 568,934.72
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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.