Finding the Fourth Proportional to 474,781.10, 712,172.93 and 119,795.09
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Solution
The fourth proportional to 474,781.10, 712,172.93 and 119,795.09 is: 179,692.95
Step by Step Solution
- Step 1: Write the proportion equation
474,781.10 : 712,172.93 = 119,795.09 : x - Step 2: Convert to fraction form
474,781.10/712,172.93 = 119,795.09/x - Step 3: Cross multiply
474,781.10x = 712,172.93 × 119,795.09 - Step 4: Simplify right side
474,781.10x = 85,314,816,085.07 - Step 5: Solve for x
x = 85,314,816,085.07/474,781.10 - Step 6: Final answer
x = 179,692.95
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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.