Finding the Fourth Proportional to 577,367.68, 866,226.48 and 261,739.84
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Solution
The fourth proportional to 577,367.68, 866,226.48 and 261,739.84 is: 392,689.08
Step by Step Solution
- Step 1: Write the proportion equation
577,367.68 : 866,226.48 = 261,739.84 : x - Step 2: Convert to fraction form
577,367.68/866,226.48 = 261,739.84/x - Step 3: Cross multiply
577,367.68x = 866,226.48 × 261,739.84 - Step 4: Simplify right side
577,367.68x = 226,725,980,278.96 - Step 5: Solve for x
x = 226,725,980,278.96/577,367.68 - Step 6: Final answer
x = 392,689.08
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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.