Finding the Fourth Proportional to 781,239.36, 1,170,646.92 and 541,820.27
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Solution
The fourth proportional to 781,239.36, 1,170,646.92 and 541,820.27 is: 811,889.75
Step by Step Solution
- Step 1: Write the proportion equation
781,239.36 : 1,170,646.92 = 541,820.27 : x - Step 2: Convert to fraction form
781,239.36/1,170,646.92 = 541,820.27/x - Step 3: Cross multiply
781,239.36x = 1,170,646.92 × 541,820.27 - Step 4: Simplify right side
781,239.36x = 634,280,224,415.83 - Step 5: Solve for x
x = 634,280,224,415.83/781,239.36 - Step 6: Final answer
x = 811,889.75
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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.