Finding the Fourth Proportional to 791,764.90, 1,187,716.14 and 223,149.76
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Solution
The fourth proportional to 791,764.90, 1,187,716.14 and 223,149.76 is: 334,744.03
Step by Step Solution
- Step 1: Write the proportion equation
791,764.90 : 1,187,716.14 = 223,149.76 : x - Step 2: Convert to fraction form
791,764.90/1,187,716.14 = 223,149.76/x - Step 3: Cross multiply
791,764.90x = 1,187,716.14 × 223,149.76 - Step 4: Simplify right side
791,764.90x = 265,038,571,589.13 - Step 5: Solve for x
x = 265,038,571,589.13/791,764.90 - Step 6: Final answer
x = 334,744.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.