Finding the Fourth Proportional to 616,125.92, 850,223.34 and 344,139.68
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Solution
The fourth proportional to 616,125.92, 850,223.34 and 344,139.68 is: 474,895.76
Step by Step Solution
- Step 1: Write the proportion equation
616,125.92 : 850,223.34 = 344,139.68 : x - Step 2: Convert to fraction form
616,125.92/850,223.34 = 344,139.68/x - Step 3: Cross multiply
616,125.92x = 850,223.34 × 344,139.68 - Step 4: Simplify right side
616,125.92x = 292,595,588,156.13 - Step 5: Solve for x
x = 292,595,588,156.13/616,125.92 - Step 6: Final answer
x = 474,895.76
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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.