Finding the Fourth Proportional to 577,226.88, 865,953.72 and 177,799.68
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Solution
The fourth proportional to 577,226.88, 865,953.72 and 177,799.68 is: 266,734.45
Step by Step Solution
- Step 1: Write the proportion equation
577,226.88 : 865,953.72 = 177,799.68 : x - Step 2: Convert to fraction form
577,226.88/865,953.72 = 177,799.68/x - Step 3: Cross multiply
577,226.88x = 865,953.72 × 177,799.68 - Step 4: Simplify right side
577,226.88x = 153,966,294,310.81 - Step 5: Solve for x
x = 153,966,294,310.81/577,226.88 - Step 6: Final answer
x = 266,734.45
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1.5x scale
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.