Finding the Fourth Proportional to 601,028.11, 900,110.99 and 347,774.88
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Solution
The fourth proportional to 601,028.11, 900,110.99 and 347,774.88 is: 520,834.19
Step by Step Solution
- Step 1: Write the proportion equation
601,028.11 : 900,110.99 = 347,774.88 : x - Step 2: Convert to fraction form
601,028.11/900,110.99 = 347,774.88/x - Step 3: Cross multiply
601,028.11x = 900,110.99 × 347,774.88 - Step 4: Simplify right side
601,028.11x = 313,035,988,184.10 - Step 5: Solve for x
x = 313,035,988,184.10/601,028.11 - Step 6: Final answer
x = 520,834.19
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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.