Finding the Fourth Proportional to 775,722.18, 1,070,594.10 and 436,188
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Solution
The fourth proportional to 775,722.18, 1,070,594.10 and 436,188 is: 601,994.26
Step by Step Solution
- Step 1: Write the proportion equation
775,722.18 : 1,070,594.10 = 436,188 : x - Step 2: Convert to fraction form
775,722.18/1,070,594.10 = 436,188/x - Step 3: Cross multiply
775,722.18x = 1,070,594.10 × 436,188 - Step 4: Simplify right side
775,722.18x = 466,980,299,290.80 - Step 5: Solve for x
x = 466,980,299,290.80/775,722.18 - Step 6: Final answer
x = 601,994.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.