Finding the Fourth Proportional to 577,370.68, 866,230.98 and 261,742.84
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Solution
The fourth proportional to 577,370.68, 866,230.98 and 261,742.84 is: 392,693.58
Step by Step Solution
- Step 1: Write the proportion equation
577,370.68 : 866,230.98 = 261,742.84 : x - Step 2: Convert to fraction form
577,370.68/866,230.98 = 261,742.84/x - Step 3: Cross multiply
577,370.68x = 866,230.98 × 261,742.84 - Step 4: Simplify right side
577,370.68x = 226,729,756,801.18 - Step 5: Solve for x
x = 226,729,756,801.18/577,370.68 - Step 6: Final answer
x = 392,693.58
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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.