Finding the Fourth Proportional to 713,889.06, 1,070,489.14 and 414,445.02
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Solution
The fourth proportional to 713,889.06, 1,070,489.14 and 414,445.02 is: 621,467.56
Step by Step Solution
- Step 1: Write the proportion equation
713,889.06 : 1,070,489.14 = 414,445.02 : x - Step 2: Convert to fraction form
713,889.06/1,070,489.14 = 414,445.02/x - Step 3: Cross multiply
713,889.06x = 1,070,489.14 × 414,445.02 - Step 4: Simplify right side
713,889.06x = 443,658,893,555.14 - Step 5: Solve for x
x = 443,658,893,555.14/713,889.06 - Step 6: Final answer
x = 621,467.56
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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.