Finding the Fourth Proportional to 934,739.70, 1,289,934.23 and 552,758.28
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Solution
The fourth proportional to 934,739.70, 1,289,934.23 and 552,758.28 is: 762,802.55
Step by Step Solution
- Step 1: Write the proportion equation
934,739.70 : 1,289,934.23 = 552,758.28 : x - Step 2: Convert to fraction form
934,739.70/1,289,934.23 = 552,758.28/x - Step 3: Cross multiply
934,739.70x = 1,289,934.23 × 552,758.28 - Step 4: Simplify right side
934,739.70x = 713,021,823,524.13 - Step 5: Solve for x
x = 713,021,823,524.13/934,739.70 - Step 6: Final answer
x = 762,802.55
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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.