Finding the Fourth Proportional to 616,410.84, 850,650.10 and 344,483.28
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Solution
The fourth proportional to 616,410.84, 850,650.10 and 344,483.28 is: 475,388.68
Step by Step Solution
- Step 1: Write the proportion equation
616,410.84 : 850,650.10 = 344,483.28 : x - Step 2: Convert to fraction form
616,410.84/850,650.10 = 344,483.28/x - Step 3: Cross multiply
616,410.84x = 850,650.10 × 344,483.28 - Step 4: Simplify right side
616,410.84x = 293,034,733,188.29 - Step 5: Solve for x
x = 293,034,733,188.29/616,410.84 - Step 6: Final answer
x = 475,388.68
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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.