Finding the Fourth Proportional to 539,874.84, 810,310.45 and 273,822.18
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Solution
The fourth proportional to 539,874.84, 810,310.45 and 273,822.18 is: 410,985.95
Step by Step Solution
- Step 1: Write the proportion equation
539,874.84 : 810,310.45 = 273,822.18 : x - Step 2: Convert to fraction form
539,874.84/810,310.45 = 273,822.18/x - Step 3: Cross multiply
539,874.84x = 810,310.45 × 273,822.18 - Step 4: Simplify right side
539,874.84x = 221,880,973,895.78 - Step 5: Solve for x
x = 221,880,973,895.78/539,874.84 - Step 6: Final answer
x = 410,985.95
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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.