Finding the Fourth Proportional to 573,975.76, 860,985.36 and 293,164.96
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Solution
The fourth proportional to 573,975.76, 860,985.36 and 293,164.96 is: 439,758.53
Step by Step Solution
- Step 1: Write the proportion equation
573,975.76 : 860,985.36 = 293,164.96 : x - Step 2: Convert to fraction form
573,975.76/860,985.36 = 293,164.96/x - Step 3: Cross multiply
573,975.76x = 860,985.36 × 293,164.96 - Step 4: Simplify right side
573,975.76x = 252,410,738,624.99 - Step 5: Solve for x
x = 252,410,738,624.99/573,975.76 - Step 6: Final answer
x = 439,758.53
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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.