Finding the Fourth Proportional to 934,223.94, 1,289,228.99 and 504,504.05
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Solution
The fourth proportional to 934,223.94, 1,289,228.99 and 504,504.05 is: 696,215.55
Step by Step Solution
- Step 1: Write the proportion equation
934,223.94 : 1,289,228.99 = 504,504.05 : x - Step 2: Convert to fraction form
934,223.94/1,289,228.99 = 504,504.05/x - Step 3: Cross multiply
934,223.94x = 1,289,228.99 × 504,504.05 - Step 4: Simplify right side
934,223.94x = 650,421,237,863.74 - Step 5: Solve for x
x = 650,421,237,863.74/934,223.94 - Step 6: Final answer
x = 696,215.55
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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.