Finding the Fourth Proportional to 517,401.02, 776,101.74 and 232,759.09
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Solution
The fourth proportional to 517,401.02, 776,101.74 and 232,759.09 is: 349,138.73
Step by Step Solution
- Step 1: Write the proportion equation
517,401.02 : 776,101.74 = 232,759.09 : x - Step 2: Convert to fraction form
517,401.02/776,101.74 = 232,759.09/x - Step 3: Cross multiply
517,401.02x = 776,101.74 × 232,759.09 - Step 4: Simplify right side
517,401.02x = 180,644,734,749.82 - Step 5: Solve for x
x = 180,644,734,749.82/517,401.02 - Step 6: Final answer
x = 349,138.73
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.