Finding the Fourth Proportional to 936,166.05, 1,291,945.80 and 548,927.63
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Solution
The fourth proportional to 936,166.05, 1,291,945.80 and 548,927.63 is: 757,541.62
Step by Step Solution
- Step 1: Write the proportion equation
936,166.05 : 1,291,945.80 = 548,927.63 : x - Step 2: Convert to fraction form
936,166.05/1,291,945.80 = 548,927.63/x - Step 3: Cross multiply
936,166.05x = 1,291,945.80 × 548,927.63 - Step 4: Simplify right side
936,166.05x = 709,184,743,438.28 - Step 5: Solve for x
x = 709,184,743,438.28/936,166.05 - Step 6: Final answer
x = 757,541.62
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1.5x scale
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.