Finding the Fourth Proportional to 559,779.97, 839,669.79 and 180,756.47
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Solution
The fourth proportional to 559,779.97, 839,669.79 and 180,756.47 is: 271,134.65
Step by Step Solution
- Step 1: Write the proportion equation
559,779.97 : 839,669.79 = 180,756.47 : x - Step 2: Convert to fraction form
559,779.97/839,669.79 = 180,756.47/x - Step 3: Cross multiply
559,779.97x = 839,669.79 × 180,756.47 - Step 4: Simplify right side
559,779.97x = 151,775,745,478.62 - Step 5: Solve for x
x = 151,775,745,478.62/559,779.97 - Step 6: Final answer
x = 271,134.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.