Finding the Fourth Proportional to 591,611.60, 886,812.60 and 291,630.80
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Solution
The fourth proportional to 591,611.60, 886,812.60 and 291,630.80 is: 437,148.07
Step by Step Solution
- Step 1: Write the proportion equation
591,611.60 : 886,812.60 = 291,630.80 : x - Step 2: Convert to fraction form
591,611.60/886,812.60 = 291,630.80/x - Step 3: Cross multiply
591,611.60x = 886,812.60 × 291,630.80 - Step 4: Simplify right side
591,611.60x = 258,621,867,988.08 - Step 5: Solve for x
x = 258,621,867,988.08/591,611.60 - Step 6: Final answer
x = 437,148.07
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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.