Finding the Fourth Proportional to 713,271.56, 1,069,153.08 and 263,703.68
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Solution
The fourth proportional to 713,271.56, 1,069,153.08 and 263,703.68 is: 395,276.66
Step by Step Solution
- Step 1: Write the proportion equation
713,271.56 : 1,069,153.08 = 263,703.68 : x - Step 2: Convert to fraction form
713,271.56/1,069,153.08 = 263,703.68/x - Step 3: Cross multiply
713,271.56x = 1,069,153.08 × 263,703.68 - Step 4: Simplify right side
713,271.56x = 281,939,601,679.33 - Step 5: Solve for x
x = 281,939,601,679.33/713,271.56 - Step 6: Final answer
x = 395,276.66
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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.