Finding the Fourth Proportional to 556,993.73, 834,051.69 and 384,417.99
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Solution
The fourth proportional to 556,993.73, 834,051.69 and 384,417.99 is: 575,633.90
Step by Step Solution
- Step 1: Write the proportion equation
556,993.73 : 834,051.69 = 384,417.99 : x - Step 2: Convert to fraction form
556,993.73/834,051.69 = 384,417.99/x - Step 3: Cross multiply
556,993.73x = 834,051.69 × 384,417.99 - Step 4: Simplify right side
556,993.73x = 320,624,473,220.15 - Step 5: Solve for x
x = 320,624,473,220.15/556,993.73 - Step 6: Final answer
x = 575,633.90
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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.