Finding the Fourth Proportional to 935,450.70, 1,401,102.45 and 562,202.70
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Solution
The fourth proportional to 935,450.70, 1,401,102.45 and 562,202.70 is: 842,057.82
Step by Step Solution
- Step 1: Write the proportion equation
935,450.70 : 1,401,102.45 = 562,202.70 : x - Step 2: Convert to fraction form
935,450.70/1,401,102.45 = 562,202.70/x - Step 3: Cross multiply
935,450.70x = 1,401,102.45 × 562,202.70 - Step 4: Simplify right side
935,450.70x = 787,703,580,366.62 - Step 5: Solve for x
x = 787,703,580,366.62/935,450.70 - Step 6: Final answer
x = 842,057.82
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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.