Finding the Fourth Proportional to 977,181.63, 1,348,478.04 and 541,580.41
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Solution
The fourth proportional to 977,181.63, 1,348,478.04 and 541,580.41 is: 747,362.89
Step by Step Solution
- Step 1: Write the proportion equation
977,181.63 : 1,348,478.04 = 541,580.41 : x - Step 2: Convert to fraction form
977,181.63/1,348,478.04 = 541,580.41/x - Step 3: Cross multiply
977,181.63x = 1,348,478.04 × 541,580.41 - Step 4: Simplify right side
977,181.63x = 730,309,289,779.20 - Step 5: Solve for x
x = 730,309,289,779.20/977,181.63 - Step 6: Final answer
x = 747,362.89
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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.