Finding the Fourth Proportional to 577,740.44, 866,386.74 and 198,589.88
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Solution
The fourth proportional to 577,740.44, 866,386.74 and 198,589.88 is: 297,807.85
Step by Step Solution
- Step 1: Write the proportion equation
577,740.44 : 866,386.74 = 198,589.88 : x - Step 2: Convert to fraction form
577,740.44/866,386.74 = 198,589.88/x - Step 3: Cross multiply
577,740.44x = 866,386.74 × 198,589.88 - Step 4: Simplify right side
577,740.44x = 172,055,638,730.19 - Step 5: Solve for x
x = 172,055,638,730.19/577,740.44 - Step 6: Final answer
x = 297,807.85
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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.