Finding the Fourth Proportional to 536,611.40, 803,750.70 and 325,881.80
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Solution
The fourth proportional to 536,611.40, 803,750.70 and 325,881.80 is: 488,114.35
Step by Step Solution
- Step 1: Write the proportion equation
536,611.40 : 803,750.70 = 325,881.80 : x - Step 2: Convert to fraction form
536,611.40/803,750.70 = 325,881.80/x - Step 3: Cross multiply
536,611.40x = 803,750.70 × 325,881.80 - Step 4: Simplify right side
536,611.40x = 261,927,724,867.26 - Step 5: Solve for x
x = 261,927,724,867.26/536,611.40 - Step 6: Final answer
x = 488,114.35
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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.